Home / 3,531.28-5,296.96-1,066.12

Finding the Fourth Proportional to 3,531.28, 5,296.96 and 1,066.12

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Solution

The fourth proportional to 3,531.28, 5,296.96 and 1,066.12 is: 1,599.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.28 : 5,296.96 = 1,066.12 : x
  2. Step 2: Convert to fraction form
    3,531.28/5,296.96 = 1,066.12/x
  3. Step 3: Cross multiply
    3,531.28x = 5,296.96 × 1,066.12
  4. Step 4: Simplify right side
    3,531.28x = 5,647,189.66
  5. Step 5: Solve for x
    x = 5,647,189.66/3,531.28
  6. Step 6: Final answer
    x = 1,599.19

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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.