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Finding the Fourth Proportional to 9,162.92, 13,744.79 and 6,671.87

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Solution

The fourth proportional to 9,162.92, 13,744.79 and 6,671.87 is: 10,008.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,162.92 : 13,744.79 = 6,671.87 : x
  2. Step 2: Convert to fraction form
    9,162.92/13,744.79 = 6,671.87/x
  3. Step 3: Cross multiply
    9,162.92x = 13,744.79 × 6,671.87
  4. Step 4: Simplify right side
    9,162.92x = 91,703,426.54
  5. Step 5: Solve for x
    x = 91,703,426.54/9,162.92
  6. Step 6: Final answer
    x = 10,008.10

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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.