Home / 7,500.60-11,240.34-5,738.78

Finding the Fourth Proportional to 7,500.60, 11,240.34 and 5,738.78

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Solution

The fourth proportional to 7,500.60, 11,240.34 and 5,738.78 is: 8,600.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,500.60 : 11,240.34 = 5,738.78 : x
  2. Step 2: Convert to fraction form
    7,500.60/11,240.34 = 5,738.78/x
  3. Step 3: Cross multiply
    7,500.60x = 11,240.34 × 5,738.78
  4. Step 4: Simplify right side
    7,500.60x = 64,505,844.97
  5. Step 5: Solve for x
    x = 64,505,844.97/7,500.60
  6. Step 6: Final answer
    x = 8,600.09

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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.