Home / 3,971.68-5,952.04-2,996.70

Finding the Fourth Proportional to 3,971.68, 5,952.04 and 2,996.70

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Solution

The fourth proportional to 3,971.68, 5,952.04 and 2,996.70 is: 4,490.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,971.68 : 5,952.04 = 2,996.70 : x
  2. Step 2: Convert to fraction form
    3,971.68/5,952.04 = 2,996.70/x
  3. Step 3: Cross multiply
    3,971.68x = 5,952.04 × 2,996.70
  4. Step 4: Simplify right side
    3,971.68x = 17,836,478.27
  5. Step 5: Solve for x
    x = 17,836,478.27/3,971.68
  6. Step 6: Final answer
    x = 4,490.92

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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.