Home / 11,592.72-17,388.40-7,151.24

Finding the Fourth Proportional to 11,592.72, 17,388.40 and 7,151.24

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Solution

The fourth proportional to 11,592.72, 17,388.40 and 7,151.24 is: 10,726.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,592.72 : 17,388.40 = 7,151.24 : x
  2. Step 2: Convert to fraction form
    11,592.72/17,388.40 = 7,151.24/x
  3. Step 3: Cross multiply
    11,592.72x = 17,388.40 × 7,151.24
  4. Step 4: Simplify right side
    11,592.72x = 124,348,621.62
  5. Step 5: Solve for x
    x = 124,348,621.62/11,592.72
  6. Step 6: Final answer
    x = 10,726.44

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1.5x scale

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.