Home / 9,127.32-13,691.66-2,553.41

Finding the Fourth Proportional to 9,127.32, 13,691.66 and 2,553.41

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Solution

The fourth proportional to 9,127.32, 13,691.66 and 2,553.41 is: 3,830.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127.32 : 13,691.66 = 2,553.41 : x
  2. Step 2: Convert to fraction form
    9,127.32/13,691.66 = 2,553.41/x
  3. Step 3: Cross multiply
    9,127.32x = 13,691.66 × 2,553.41
  4. Step 4: Simplify right side
    9,127.32x = 34,960,421.56
  5. Step 5: Solve for x
    x = 34,960,421.56/9,127.32
  6. Step 6: Final answer
    x = 3,830.31

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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.