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Finding the Fourth Proportional to 11,560.92, 15,944.22 and 7,370.52

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Solution

The fourth proportional to 11,560.92, 15,944.22 and 7,370.52 is: 10,165.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,560.92 : 15,944.22 = 7,370.52 : x
  2. Step 2: Convert to fraction form
    11,560.92/15,944.22 = 7,370.52/x
  3. Step 3: Cross multiply
    11,560.92x = 15,944.22 × 7,370.52
  4. Step 4: Simplify right side
    11,560.92x = 117,517,192.39
  5. Step 5: Solve for x
    x = 117,517,192.39/11,560.92
  6. Step 6: Final answer
    x = 10,165.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.