Home / 7,423.50-11,135.25-2,229.38

Finding the Fourth Proportional to 7,423.50, 11,135.25 and 2,229.38

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Solution

The fourth proportional to 7,423.50, 11,135.25 and 2,229.38 is: 3,344.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,423.50 : 11,135.25 = 2,229.38 : x
  2. Step 2: Convert to fraction form
    7,423.50/11,135.25 = 2,229.38/x
  3. Step 3: Cross multiply
    7,423.50x = 11,135.25 × 2,229.38
  4. Step 4: Simplify right side
    7,423.50x = 24,824,647.97
  5. Step 5: Solve for x
    x = 24,824,647.97/7,423.50
  6. Step 6: Final answer
    x = 3,344.06

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Double scale
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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.