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Finding the Fourth Proportional to 3,304.72, 4,957.82 and 1,356.92

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Solution

The fourth proportional to 3,304.72, 4,957.82 and 1,356.92 is: 2,035.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,304.72 : 4,957.82 = 1,356.92 : x
  2. Step 2: Convert to fraction form
    3,304.72/4,957.82 = 1,356.92/x
  3. Step 3: Cross multiply
    3,304.72x = 4,957.82 × 1,356.92
  4. Step 4: Simplify right side
    3,304.72x = 6,727,365.11
  5. Step 5: Solve for x
    x = 6,727,365.11/3,304.72
  6. Step 6: Final answer
    x = 2,035.68

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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.