Home / 11,839.26-16,337.12-7,059.30

Finding the Fourth Proportional to 11,839.26, 16,337.12 and 7,059.30

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Solution

The fourth proportional to 11,839.26, 16,337.12 and 7,059.30 is: 9,741.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,839.26 : 16,337.12 = 7,059.30 : x
  2. Step 2: Convert to fraction form
    11,839.26/16,337.12 = 7,059.30/x
  3. Step 3: Cross multiply
    11,839.26x = 16,337.12 × 7,059.30
  4. Step 4: Simplify right side
    11,839.26x = 115,328,646.41
  5. Step 5: Solve for x
    x = 115,328,646.41/11,839.26
  6. Step 6: Final answer
    x = 9,741.20

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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.