Home / 11,505.32-17,255.52-3,712.04

Finding the Fourth Proportional to 11,505.32, 17,255.52 and 3,712.04

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Solution

The fourth proportional to 11,505.32, 17,255.52 and 3,712.04 is: 5,567.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,505.32 : 17,255.52 = 3,712.04 : x
  2. Step 2: Convert to fraction form
    11,505.32/17,255.52 = 3,712.04/x
  3. Step 3: Cross multiply
    11,505.32x = 17,255.52 × 3,712.04
  4. Step 4: Simplify right side
    11,505.32x = 64,053,180.46
  5. Step 5: Solve for x
    x = 64,053,180.46/11,505.32
  6. Step 6: Final answer
    x = 5,567.27

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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.