Home / 5,627.24-7,761.22-3,610.85

Finding the Fourth Proportional to 5,627.24, 7,761.22 and 3,610.85

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Solution

The fourth proportional to 5,627.24, 7,761.22 and 3,610.85 is: 4,980.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,627.24 : 7,761.22 = 3,610.85 : x
  2. Step 2: Convert to fraction form
    5,627.24/7,761.22 = 3,610.85/x
  3. Step 3: Cross multiply
    5,627.24x = 7,761.22 × 3,610.85
  4. Step 4: Simplify right side
    5,627.24x = 28,024,553.40
  5. Step 5: Solve for x
    x = 28,024,553.40/5,627.24
  6. Step 6: Final answer
    x = 4,980.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.