Home / 6,648.11-9,976.05-2,491.04

Finding the Fourth Proportional to 6,648.11, 9,976.05 and 2,491.04

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Solution

The fourth proportional to 6,648.11, 9,976.05 and 2,491.04 is: 3,738.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,648.11 : 9,976.05 = 2,491.04 : x
  2. Step 2: Convert to fraction form
    6,648.11/9,976.05 = 2,491.04/x
  3. Step 3: Cross multiply
    6,648.11x = 9,976.05 × 2,491.04
  4. Step 4: Simplify right side
    6,648.11x = 24,850,739.59
  5. Step 5: Solve for x
    x = 24,850,739.59/6,648.11
  6. Step 6: Final answer
    x = 3,738.02

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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.