Home / 9,101.10-12,559.62-5,323.44

Finding the Fourth Proportional to 9,101.10, 12,559.62 and 5,323.44

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Solution

The fourth proportional to 9,101.10, 12,559.62 and 5,323.44 is: 7,346.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,101.10 : 12,559.62 = 5,323.44 : x
  2. Step 2: Convert to fraction form
    9,101.10/12,559.62 = 5,323.44/x
  3. Step 3: Cross multiply
    9,101.10x = 12,559.62 × 5,323.44
  4. Step 4: Simplify right side
    9,101.10x = 66,860,383.49
  5. Step 5: Solve for x
    x = 66,860,383.49/9,101.10
  6. Step 6: Final answer
    x = 7,346.41

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Half scale
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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.