Home / 2,376.92-3,281.02-1,789.16

Finding the Fourth Proportional to 2,376.92, 3,281.02 and 1,789.16

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Solution

The fourth proportional to 2,376.92, 3,281.02 and 1,789.16 is: 2,469.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,376.92 : 3,281.02 = 1,789.16 : x
  2. Step 2: Convert to fraction form
    2,376.92/3,281.02 = 1,789.16/x
  3. Step 3: Cross multiply
    2,376.92x = 3,281.02 × 1,789.16
  4. Step 4: Simplify right side
    2,376.92x = 5,870,248.87
  5. Step 5: Solve for x
    x = 5,870,248.87/2,376.92
  6. Step 6: Final answer
    x = 2,469.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.