Home / 9,031.13-13,537.89-3,767.66

Finding the Fourth Proportional to 9,031.13, 13,537.89 and 3,767.66

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Solution

The fourth proportional to 9,031.13, 13,537.89 and 3,767.66 is: 5,647.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,031.13 : 13,537.89 = 3,767.66 : x
  2. Step 2: Convert to fraction form
    9,031.13/13,537.89 = 3,767.66/x
  3. Step 3: Cross multiply
    9,031.13x = 13,537.89 × 3,767.66
  4. Step 4: Simplify right side
    9,031.13x = 51,006,098.95
  5. Step 5: Solve for x
    x = 51,006,098.95/9,031.13
  6. Step 6: Final answer
    x = 5,647.81

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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.