Home / 6,348.11-8,760.38-3,553.61

Finding the Fourth Proportional to 6,348.11, 8,760.38 and 3,553.61

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Solution

The fourth proportional to 6,348.11, 8,760.38 and 3,553.61 is: 4,903.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,348.11 : 8,760.38 = 3,553.61 : x
  2. Step 2: Convert to fraction form
    6,348.11/8,760.38 = 3,553.61/x
  3. Step 3: Cross multiply
    6,348.11x = 8,760.38 × 3,553.61
  4. Step 4: Simplify right side
    6,348.11x = 31,130,912.40
  5. Step 5: Solve for x
    x = 31,130,912.40/6,348.11
  6. Step 6: Final answer
    x = 4,903.97

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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.