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Finding the Fourth Proportional to 6,304.38, 8,700.30 and 3,471.90

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Solution

The fourth proportional to 6,304.38, 8,700.30 and 3,471.90 is: 4,791.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,304.38 : 8,700.30 = 3,471.90 : x
  2. Step 2: Convert to fraction form
    6,304.38/8,700.30 = 3,471.90/x
  3. Step 3: Cross multiply
    6,304.38x = 8,700.30 × 3,471.90
  4. Step 4: Simplify right side
    6,304.38x = 30,206,571.57
  5. Step 5: Solve for x
    x = 30,206,571.57/6,304.38
  6. Step 6: Final answer
    x = 4,791.36

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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.