Home / 7,363.28-11,049.78-3,468.80

Finding the Fourth Proportional to 7,363.28, 11,049.78 and 3,468.80

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Solution

The fourth proportional to 7,363.28, 11,049.78 and 3,468.80 is: 5,205.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,363.28 : 11,049.78 = 3,468.80 : x
  2. Step 2: Convert to fraction form
    7,363.28/11,049.78 = 3,468.80/x
  3. Step 3: Cross multiply
    7,363.28x = 11,049.78 × 3,468.80
  4. Step 4: Simplify right side
    7,363.28x = 38,329,476.86
  5. Step 5: Solve for x
    x = 38,329,476.86/7,363.28
  6. Step 6: Final answer
    x = 5,205.49

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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.