Home / 3,324.91-4,980.64-2,007.92

Finding the Fourth Proportional to 3,324.91, 4,980.64 and 2,007.92

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Solution

The fourth proportional to 3,324.91, 4,980.64 and 2,007.92 is: 3,007.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.91 : 4,980.64 = 2,007.92 : x
  2. Step 2: Convert to fraction form
    3,324.91/4,980.64 = 2,007.92/x
  3. Step 3: Cross multiply
    3,324.91x = 4,980.64 × 2,007.92
  4. Step 4: Simplify right side
    3,324.91x = 10,000,726.67
  5. Step 5: Solve for x
    x = 10,000,726.67/3,324.91
  6. Step 6: Final answer
    x = 3,007.82

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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.