Home / 11,403.38-17,092.02-5,153.96

Finding the Fourth Proportional to 11,403.38, 17,092.02 and 5,153.96

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Solution

The fourth proportional to 11,403.38, 17,092.02 and 5,153.96 is: 7,725.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,403.38 : 17,092.02 = 5,153.96 : x
  2. Step 2: Convert to fraction form
    11,403.38/17,092.02 = 5,153.96/x
  3. Step 3: Cross multiply
    11,403.38x = 17,092.02 × 5,153.96
  4. Step 4: Simplify right side
    11,403.38x = 88,091,587.40
  5. Step 5: Solve for x
    x = 88,091,587.40/11,403.38
  6. Step 6: Final answer
    x = 7,725.04

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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.