Home / 5,460.66-8,190.98-1,565.04

Finding the Fourth Proportional to 5,460.66, 8,190.98 and 1,565.04

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Solution

The fourth proportional to 5,460.66, 8,190.98 and 1,565.04 is: 2,347.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,460.66 : 8,190.98 = 1,565.04 : x
  2. Step 2: Convert to fraction form
    5,460.66/8,190.98 = 1,565.04/x
  3. Step 3: Cross multiply
    5,460.66x = 8,190.98 × 1,565.04
  4. Step 4: Simplify right side
    5,460.66x = 12,819,211.34
  5. Step 5: Solve for x
    x = 12,819,211.34/5,460.66
  6. Step 6: Final answer
    x = 2,347.56

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Double scale
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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.