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Finding the Fourth Proportional to 6,132.80, 8,463.02 and 3,338.30

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Solution

The fourth proportional to 6,132.80, 8,463.02 and 3,338.30 is: 4,606.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,132.80 : 8,463.02 = 3,338.30 : x
  2. Step 2: Convert to fraction form
    6,132.80/8,463.02 = 3,338.30/x
  3. Step 3: Cross multiply
    6,132.80x = 8,463.02 × 3,338.30
  4. Step 4: Simplify right side
    6,132.80x = 28,252,099.67
  5. Step 5: Solve for x
    x = 28,252,099.67/6,132.80
  6. Step 6: Final answer
    x = 4,606.72

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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.