Home / 5,348.97-7,381.53-2,991.13

Finding the Fourth Proportional to 5,348.97, 7,381.53 and 2,991.13

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Solution

The fourth proportional to 5,348.97, 7,381.53 and 2,991.13 is: 4,127.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,348.97 : 7,381.53 = 2,991.13 : x
  2. Step 2: Convert to fraction form
    5,348.97/7,381.53 = 2,991.13/x
  3. Step 3: Cross multiply
    5,348.97x = 7,381.53 × 2,991.13
  4. Step 4: Simplify right side
    5,348.97x = 22,079,097.38
  5. Step 5: Solve for x
    x = 22,079,097.38/5,348.97
  6. Step 6: Final answer
    x = 4,127.73

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1.5x scale

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.