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Finding the Fourth Proportional to 3,304.80, 4,956.48 and 1,357.92

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Solution

The fourth proportional to 3,304.80, 4,956.48 and 1,357.92 is: 2,036.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,304.80 : 4,956.48 = 1,357.92 : x
  2. Step 2: Convert to fraction form
    3,304.80/4,956.48 = 1,357.92/x
  3. Step 3: Cross multiply
    3,304.80x = 4,956.48 × 1,357.92
  4. Step 4: Simplify right side
    3,304.80x = 6,730,503.32
  5. Step 5: Solve for x
    x = 6,730,503.32/3,304.80
  6. Step 6: Final answer
    x = 2,036.58

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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.