Home / 6,348.12-8,760.39-3,553.62

Finding the Fourth Proportional to 6,348.12, 8,760.39 and 3,553.62

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Solution

The fourth proportional to 6,348.12, 8,760.39 and 3,553.62 is: 4,903.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,348.12 : 8,760.39 = 3,553.62 : x
  2. Step 2: Convert to fraction form
    6,348.12/8,760.39 = 3,553.62/x
  3. Step 3: Cross multiply
    6,348.12x = 8,760.39 × 3,553.62
  4. Step 4: Simplify right side
    6,348.12x = 31,131,097.11
  5. Step 5: Solve for x
    x = 31,131,097.11/6,348.12
  6. Step 6: Final answer
    x = 4,903.99

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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.