Home / 7,310.68-10,067.49-6,353.15

Finding the Fourth Proportional to 7,310.68, 10,067.49 and 6,353.15

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Solution

The fourth proportional to 7,310.68, 10,067.49 and 6,353.15 is: 8,748.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,310.68 : 10,067.49 = 6,353.15 : x
  2. Step 2: Convert to fraction form
    7,310.68/10,067.49 = 6,353.15/x
  3. Step 3: Cross multiply
    7,310.68x = 10,067.49 × 6,353.15
  4. Step 4: Simplify right side
    7,310.68x = 63,960,237.91
  5. Step 5: Solve for x
    x = 63,960,237.91/7,310.68
  6. Step 6: Final answer
    x = 8,748.88

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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.