Home / 6,634.85-9,155.76-3,650.61

Finding the Fourth Proportional to 6,634.85, 9,155.76 and 3,650.61

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Solution

The fourth proportional to 6,634.85, 9,155.76 and 3,650.61 is: 5,037.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,634.85 : 9,155.76 = 3,650.61 : x
  2. Step 2: Convert to fraction form
    6,634.85/9,155.76 = 3,650.61/x
  3. Step 3: Cross multiply
    6,634.85x = 9,155.76 × 3,650.61
  4. Step 4: Simplify right side
    6,634.85x = 33,424,109.01
  5. Step 5: Solve for x
    x = 33,424,109.01/6,634.85
  6. Step 6: Final answer
    x = 5,037.66

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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.