Home / 2,744.76-3,787.86-1,668.04

Finding the Fourth Proportional to 2,744.76, 3,787.86 and 1,668.04

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Solution

The fourth proportional to 2,744.76, 3,787.86 and 1,668.04 is: 2,301.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744.76 : 3,787.86 = 1,668.04 : x
  2. Step 2: Convert to fraction form
    2,744.76/3,787.86 = 1,668.04/x
  3. Step 3: Cross multiply
    2,744.76x = 3,787.86 × 1,668.04
  4. Step 4: Simplify right side
    2,744.76x = 6,318,301.99
  5. Step 5: Solve for x
    x = 6,318,301.99/2,744.76
  6. Step 6: Final answer
    x = 2,301.95

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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.