Home / 10,225.13-15,344.76-6,716.82

Finding the Fourth Proportional to 10,225.13, 15,344.76 and 6,716.82

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Solution

The fourth proportional to 10,225.13, 15,344.76 and 6,716.82 is: 10,079.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,225.13 : 15,344.76 = 6,716.82 : x
  2. Step 2: Convert to fraction form
    10,225.13/15,344.76 = 6,716.82/x
  3. Step 3: Cross multiply
    10,225.13x = 15,344.76 × 6,716.82
  4. Step 4: Simplify right side
    10,225.13x = 103,067,990.86
  5. Step 5: Solve for x
    x = 103,067,990.86/10,225.13
  6. Step 6: Final answer
    x = 10,079.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.