Home / 7,423.03-11,131.28-2,227.69

Finding the Fourth Proportional to 7,423.03, 11,131.28 and 2,227.69

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Solution

The fourth proportional to 7,423.03, 11,131.28 and 2,227.69 is: 3,340.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,423.03 : 11,131.28 = 2,227.69 : x
  2. Step 2: Convert to fraction form
    7,423.03/11,131.28 = 2,227.69/x
  3. Step 3: Cross multiply
    7,423.03x = 11,131.28 × 2,227.69
  4. Step 4: Simplify right side
    7,423.03x = 24,796,974.35
  5. Step 5: Solve for x
    x = 24,796,974.35/7,423.03
  6. Step 6: Final answer
    x = 3,340.55

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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.