Home / 7,481.24-11,219.72-2,549.76

Finding the Fourth Proportional to 7,481.24, 11,219.72 and 2,549.76

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Solution

The fourth proportional to 7,481.24, 11,219.72 and 2,549.76 is: 3,823.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,481.24 : 11,219.72 = 2,549.76 : x
  2. Step 2: Convert to fraction form
    7,481.24/11,219.72 = 2,549.76/x
  3. Step 3: Cross multiply
    7,481.24x = 11,219.72 × 2,549.76
  4. Step 4: Simplify right side
    7,481.24x = 28,607,593.27
  5. Step 5: Solve for x
    x = 28,607,593.27/7,481.24
  6. Step 6: Final answer
    x = 3,823.91

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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.