Home / 4,121.92-6,182.81-1,001.95

Finding the Fourth Proportional to 4,121.92, 6,182.81 and 1,001.95

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Solution

The fourth proportional to 4,121.92, 6,182.81 and 1,001.95 is: 1,502.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121.92 : 6,182.81 = 1,001.95 : x
  2. Step 2: Convert to fraction form
    4,121.92/6,182.81 = 1,001.95/x
  3. Step 3: Cross multiply
    4,121.92x = 6,182.81 × 1,001.95
  4. Step 4: Simplify right side
    4,121.92x = 6,194,830.56
  5. Step 5: Solve for x
    x = 6,194,830.56/4,121.92
  6. Step 6: Final answer
    x = 1,502.90

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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.