Home / 3,760.49-5,188.68-2,864.04

Finding the Fourth Proportional to 3,760.49, 5,188.68 and 2,864.04

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Solution

The fourth proportional to 3,760.49, 5,188.68 and 2,864.04 is: 3,951.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,760.49 : 5,188.68 = 2,864.04 : x
  2. Step 2: Convert to fraction form
    3,760.49/5,188.68 = 2,864.04/x
  3. Step 3: Cross multiply
    3,760.49x = 5,188.68 × 2,864.04
  4. Step 4: Simplify right side
    3,760.49x = 14,860,587.07
  5. Step 5: Solve for x
    x = 14,860,587.07/3,760.49
  6. Step 6: Final answer
    x = 3,951.77

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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.