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Finding the Fourth Proportional to 5,908.76, 8,863.14 and 5,547.92

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Solution

The fourth proportional to 5,908.76, 8,863.14 and 5,547.92 is: 8,321.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,908.76 : 8,863.14 = 5,547.92 : x
  2. Step 2: Convert to fraction form
    5,908.76/8,863.14 = 5,547.92/x
  3. Step 3: Cross multiply
    5,908.76x = 8,863.14 × 5,547.92
  4. Step 4: Simplify right side
    5,908.76x = 49,171,991.67
  5. Step 5: Solve for x
    x = 49,171,991.67/5,908.76
  6. Step 6: Final answer
    x = 8,321.88

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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.