Home / 9,010.31-13,517.28-3,171.02

Finding the Fourth Proportional to 9,010.31, 13,517.28 and 3,171.02

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Solution

The fourth proportional to 9,010.31, 13,517.28 and 3,171.02 is: 4,757.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,010.31 : 13,517.28 = 3,171.02 : x
  2. Step 2: Convert to fraction form
    9,010.31/13,517.28 = 3,171.02/x
  3. Step 3: Cross multiply
    9,010.31x = 13,517.28 × 3,171.02
  4. Step 4: Simplify right side
    9,010.31x = 42,863,497.64
  5. Step 5: Solve for x
    x = 42,863,497.64/9,010.31
  6. Step 6: Final answer
    x = 4,757.16

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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.