Home / 8,927.31-13,387.92-3,003.28

Finding the Fourth Proportional to 8,927.31, 13,387.92 and 3,003.28

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Solution

The fourth proportional to 8,927.31, 13,387.92 and 3,003.28 is: 4,503.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,927.31 : 13,387.92 = 3,003.28 : x
  2. Step 2: Convert to fraction form
    8,927.31/13,387.92 = 3,003.28/x
  3. Step 3: Cross multiply
    8,927.31x = 13,387.92 × 3,003.28
  4. Step 4: Simplify right side
    8,927.31x = 40,207,627.65
  5. Step 5: Solve for x
    x = 40,207,627.65/8,927.31
  6. Step 6: Final answer
    x = 4,503.89

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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.