Home / 8,927.52-13,388.40-3,382.80

Finding the Fourth Proportional to 8,927.52, 13,388.40 and 3,382.80

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Solution

The fourth proportional to 8,927.52, 13,388.40 and 3,382.80 is: 5,073.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,927.52 : 13,388.40 = 3,382.80 : x
  2. Step 2: Convert to fraction form
    8,927.52/13,388.40 = 3,382.80/x
  3. Step 3: Cross multiply
    8,927.52x = 13,388.40 × 3,382.80
  4. Step 4: Simplify right side
    8,927.52x = 45,290,279.52
  5. Step 5: Solve for x
    x = 45,290,279.52/8,927.52
  6. Step 6: Final answer
    x = 5,073.11

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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.