Home / 11,101.32-16,642.26-5,549.04

Finding the Fourth Proportional to 11,101.32, 16,642.26 and 5,549.04

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Solution

The fourth proportional to 11,101.32, 16,642.26 and 5,549.04 is: 8,318.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,101.32 : 16,642.26 = 5,549.04 : x
  2. Step 2: Convert to fraction form
    11,101.32/16,642.26 = 5,549.04/x
  3. Step 3: Cross multiply
    11,101.32x = 16,642.26 × 5,549.04
  4. Step 4: Simplify right side
    11,101.32x = 92,348,566.43
  5. Step 5: Solve for x
    x = 92,348,566.43/11,101.32
  6. Step 6: Final answer
    x = 8,318.70

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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.