Home / 5,645.23-8,466.48-2,356.54

Finding the Fourth Proportional to 5,645.23, 8,466.48 and 2,356.54

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Solution

The fourth proportional to 5,645.23, 8,466.48 and 2,356.54 is: 3,534.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,645.23 : 8,466.48 = 2,356.54 : x
  2. Step 2: Convert to fraction form
    5,645.23/8,466.48 = 2,356.54/x
  3. Step 3: Cross multiply
    5,645.23x = 8,466.48 × 2,356.54
  4. Step 4: Simplify right side
    5,645.23x = 19,951,577.61
  5. Step 5: Solve for x
    x = 19,951,577.61/5,645.23
  6. Step 6: Final answer
    x = 3,534.24

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Find fourth proportional to 2,822.61, 4,233.24 and 1,178.27
Half scale
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Double scale
Find fourth proportional to 5,646.23, 8,467.98 and 2,357.54
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.