Home / 3,120.17-4,675.91-2,423.66

Finding the Fourth Proportional to 3,120.17, 4,675.91 and 2,423.66

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Solution

The fourth proportional to 3,120.17, 4,675.91 and 2,423.66 is: 3,632.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120.17 : 4,675.91 = 2,423.66 : x
  2. Step 2: Convert to fraction form
    3,120.17/4,675.91 = 2,423.66/x
  3. Step 3: Cross multiply
    3,120.17x = 4,675.91 × 2,423.66
  4. Step 4: Simplify right side
    3,120.17x = 11,332,780.53
  5. Step 5: Solve for x
    x = 11,332,780.53/3,120.17
  6. Step 6: Final answer
    x = 3,632.11

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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.