Home / 2,407.11-3,616.76-2,309.91

Finding the Fourth Proportional to 2,407.11, 3,616.76 and 2,309.91

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Solution

The fourth proportional to 2,407.11, 3,616.76 and 2,309.91 is: 3,470.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,407.11 : 3,616.76 = 2,309.91 : x
  2. Step 2: Convert to fraction form
    2,407.11/3,616.76 = 2,309.91/x
  3. Step 3: Cross multiply
    2,407.11x = 3,616.76 × 2,309.91
  4. Step 4: Simplify right side
    2,407.11x = 8,354,378.54
  5. Step 5: Solve for x
    x = 8,354,378.54/2,407.11
  6. Step 6: Final answer
    x = 3,470.71

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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.