Home / 7,250.52-10,876.14-2,319.78

Finding the Fourth Proportional to 7,250.52, 10,876.14 and 2,319.78

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Solution

The fourth proportional to 7,250.52, 10,876.14 and 2,319.78 is: 3,479.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,250.52 : 10,876.14 = 2,319.78 : x
  2. Step 2: Convert to fraction form
    7,250.52/10,876.14 = 2,319.78/x
  3. Step 3: Cross multiply
    7,250.52x = 10,876.14 × 2,319.78
  4. Step 4: Simplify right side
    7,250.52x = 25,230,252.05
  5. Step 5: Solve for x
    x = 25,230,252.05/7,250.52
  6. Step 6: Final answer
    x = 3,479.79

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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.