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Finding the Fourth Proportional to 6,244.32, 8,616.92 and 3,589.92

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Solution

The fourth proportional to 6,244.32, 8,616.92 and 3,589.92 is: 4,953.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,244.32 : 8,616.92 = 3,589.92 : x
  2. Step 2: Convert to fraction form
    6,244.32/8,616.92 = 3,589.92/x
  3. Step 3: Cross multiply
    6,244.32x = 8,616.92 × 3,589.92
  4. Step 4: Simplify right side
    6,244.32x = 30,934,053.45
  5. Step 5: Solve for x
    x = 30,934,053.45/6,244.32
  6. Step 6: Final answer
    x = 4,953.95

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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.