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Finding the Fourth Proportional to 6,463.22, 8,922.63 and 4,349.87

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Solution

The fourth proportional to 6,463.22, 8,922.63 and 4,349.87 is: 6,005.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,463.22 : 8,922.63 = 4,349.87 : x
  2. Step 2: Convert to fraction form
    6,463.22/8,922.63 = 4,349.87/x
  3. Step 3: Cross multiply
    6,463.22x = 8,922.63 × 4,349.87
  4. Step 4: Simplify right side
    6,463.22x = 38,812,235.94
  5. Step 5: Solve for x
    x = 38,812,235.94/6,463.22
  6. Step 6: Final answer
    x = 6,005.10

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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.