Home / 11,126.35-16,689.59-3,731.39

Finding the Fourth Proportional to 11,126.35, 16,689.59 and 3,731.39

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Solution

The fourth proportional to 11,126.35, 16,689.59 and 3,731.39 is: 5,597.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,126.35 : 16,689.59 = 3,731.39 : x
  2. Step 2: Convert to fraction form
    11,126.35/16,689.59 = 3,731.39/x
  3. Step 3: Cross multiply
    11,126.35x = 16,689.59 × 3,731.39
  4. Step 4: Simplify right side
    11,126.35x = 62,275,295.11
  5. Step 5: Solve for x
    x = 62,275,295.11/11,126.35
  6. Step 6: Final answer
    x = 5,597.10

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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.