Home / 6,625.68-9,934.45-2,821.85

Finding the Fourth Proportional to 6,625.68, 9,934.45 and 2,821.85

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Solution

The fourth proportional to 6,625.68, 9,934.45 and 2,821.85 is: 4,231.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,625.68 : 9,934.45 = 2,821.85 : x
  2. Step 2: Convert to fraction form
    6,625.68/9,934.45 = 2,821.85/x
  3. Step 3: Cross multiply
    6,625.68x = 9,934.45 × 2,821.85
  4. Step 4: Simplify right side
    6,625.68x = 28,033,552.57
  5. Step 5: Solve for x
    x = 28,033,552.57/6,625.68
  6. Step 6: Final answer
    x = 4,231.05

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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.