Home / 9,085.11-13,620.30-2,841.90

Finding the Fourth Proportional to 9,085.11, 13,620.30 and 2,841.90

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Solution

The fourth proportional to 9,085.11, 13,620.30 and 2,841.90 is: 4,260.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,085.11 : 13,620.30 = 2,841.90 : x
  2. Step 2: Convert to fraction form
    9,085.11/13,620.30 = 2,841.90/x
  3. Step 3: Cross multiply
    9,085.11x = 13,620.30 × 2,841.90
  4. Step 4: Simplify right side
    9,085.11x = 38,707,530.57
  5. Step 5: Solve for x
    x = 38,707,530.57/9,085.11
  6. Step 6: Final answer
    x = 4,260.55

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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.