Home / 3,304.38-4,557.42-2,808.66

Finding the Fourth Proportional to 3,304.38, 4,557.42 and 2,808.66

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Solution

The fourth proportional to 3,304.38, 4,557.42 and 2,808.66 is: 3,873.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,304.38 : 4,557.42 = 2,808.66 : x
  2. Step 2: Convert to fraction form
    3,304.38/4,557.42 = 2,808.66/x
  3. Step 3: Cross multiply
    3,304.38x = 4,557.42 × 2,808.66
  4. Step 4: Simplify right side
    3,304.38x = 12,800,243.26
  5. Step 5: Solve for x
    x = 12,800,243.26/3,304.38
  6. Step 6: Final answer
    x = 3,873.72

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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.