Home / 3,304.60-4,956.12-1,113.28

Finding the Fourth Proportional to 3,304.60, 4,956.12 and 1,113.28

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Solution

The fourth proportional to 3,304.60, 4,956.12 and 1,113.28 is: 1,669.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,304.60 : 4,956.12 = 1,113.28 : x
  2. Step 2: Convert to fraction form
    3,304.60/4,956.12 = 1,113.28/x
  3. Step 3: Cross multiply
    3,304.60x = 4,956.12 × 1,113.28
  4. Step 4: Simplify right side
    3,304.60x = 5,517,549.27
  5. Step 5: Solve for x
    x = 5,517,549.27/3,304.60
  6. Step 6: Final answer
    x = 1,669.66

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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.