Home / 4,122.74-6,187.46-2,042.66

Finding the Fourth Proportional to 4,122.74, 6,187.46 and 2,042.66

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Solution

The fourth proportional to 4,122.74, 6,187.46 and 2,042.66 is: 3,065.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122.74 : 6,187.46 = 2,042.66 : x
  2. Step 2: Convert to fraction form
    4,122.74/6,187.46 = 2,042.66/x
  3. Step 3: Cross multiply
    4,122.74x = 6,187.46 × 2,042.66
  4. Step 4: Simplify right side
    4,122.74x = 12,638,882.30
  5. Step 5: Solve for x
    x = 12,638,882.30/4,122.74
  6. Step 6: Final answer
    x = 3,065.65

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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.