Home / 5,079.43-7,006.53-3,091.38

Finding the Fourth Proportional to 5,079.43, 7,006.53 and 3,091.38

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Solution

The fourth proportional to 5,079.43, 7,006.53 and 3,091.38 is: 4,264.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,079.43 : 7,006.53 = 3,091.38 : x
  2. Step 2: Convert to fraction form
    5,079.43/7,006.53 = 3,091.38/x
  3. Step 3: Cross multiply
    5,079.43x = 7,006.53 × 3,091.38
  4. Step 4: Simplify right side
    5,079.43x = 21,659,846.71
  5. Step 5: Solve for x
    x = 21,659,846.71/5,079.43
  6. Step 6: Final answer
    x = 4,264.23

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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.