Home / 8,467.92-11,685.32-4,691.22

Finding the Fourth Proportional to 8,467.92, 11,685.32 and 4,691.22

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Solution

The fourth proportional to 8,467.92, 11,685.32 and 4,691.22 is: 6,473.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,467.92 : 11,685.32 = 4,691.22 : x
  2. Step 2: Convert to fraction form
    8,467.92/11,685.32 = 4,691.22/x
  3. Step 3: Cross multiply
    8,467.92x = 11,685.32 × 4,691.22
  4. Step 4: Simplify right side
    8,467.92x = 54,818,406.89
  5. Step 5: Solve for x
    x = 54,818,406.89/8,467.92
  6. Step 6: Final answer
    x = 6,473.66

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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.