Home / 5,344.16-7,375.04-2,986.56

Finding the Fourth Proportional to 5,344.16, 7,375.04 and 2,986.56

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Solution

The fourth proportional to 5,344.16, 7,375.04 and 2,986.56 is: 4,121.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,344.16 : 7,375.04 = 2,986.56 : x
  2. Step 2: Convert to fraction form
    5,344.16/7,375.04 = 2,986.56/x
  3. Step 3: Cross multiply
    5,344.16x = 7,375.04 × 2,986.56
  4. Step 4: Simplify right side
    5,344.16x = 22,025,999.46
  5. Step 5: Solve for x
    x = 22,025,999.46/5,344.16
  6. Step 6: Final answer
    x = 4,121.51

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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.