Home / 11,098.80-16,641.90-4,517.28

Finding the Fourth Proportional to 11,098.80, 16,641.90 and 4,517.28

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Solution

The fourth proportional to 11,098.80, 16,641.90 and 4,517.28 is: 6,773.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,098.80 : 16,641.90 = 4,517.28 : x
  2. Step 2: Convert to fraction form
    11,098.80/16,641.90 = 4,517.28/x
  3. Step 3: Cross multiply
    11,098.80x = 16,641.90 × 4,517.28
  4. Step 4: Simplify right side
    11,098.80x = 75,176,122.03
  5. Step 5: Solve for x
    x = 75,176,122.03/11,098.80
  6. Step 6: Final answer
    x = 6,773.36

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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.