Home / 5,542.85-7,649.15-3,305.73

Finding the Fourth Proportional to 5,542.85, 7,649.15 and 3,305.73

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Solution

The fourth proportional to 5,542.85, 7,649.15 and 3,305.73 is: 4,561.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,542.85 : 7,649.15 = 3,305.73 : x
  2. Step 2: Convert to fraction form
    5,542.85/7,649.15 = 3,305.73/x
  3. Step 3: Cross multiply
    5,542.85x = 7,649.15 × 3,305.73
  4. Step 4: Simplify right side
    5,542.85x = 25,285,969.86
  5. Step 5: Solve for x
    x = 25,285,969.86/5,542.85
  6. Step 6: Final answer
    x = 4,561.91

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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.