Home / 10,149.73-15,224.55-2,754.17

Finding the Fourth Proportional to 10,149.73, 15,224.55 and 2,754.17

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Solution

The fourth proportional to 10,149.73, 15,224.55 and 2,754.17 is: 4,131.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,149.73 : 15,224.55 = 2,754.17 : x
  2. Step 2: Convert to fraction form
    10,149.73/15,224.55 = 2,754.17/x
  3. Step 3: Cross multiply
    10,149.73x = 15,224.55 × 2,754.17
  4. Step 4: Simplify right side
    10,149.73x = 41,930,998.87
  5. Step 5: Solve for x
    x = 41,930,998.87/10,149.73
  6. Step 6: Final answer
    x = 4,131.24

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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.