Home / 7,750.76-11,610.20-5,244.08

Finding the Fourth Proportional to 7,750.76, 11,610.20 and 5,244.08

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Solution

The fourth proportional to 7,750.76, 11,610.20 and 5,244.08 is: 7,855.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,750.76 : 11,610.20 = 5,244.08 : x
  2. Step 2: Convert to fraction form
    7,750.76/11,610.20 = 5,244.08/x
  3. Step 3: Cross multiply
    7,750.76x = 11,610.20 × 5,244.08
  4. Step 4: Simplify right side
    7,750.76x = 60,884,772.68
  5. Step 5: Solve for x
    x = 60,884,772.68/7,750.76
  6. Step 6: Final answer
    x = 7,855.33

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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.