Home / 5,344.60-7,375.54-2,986.84

Finding the Fourth Proportional to 5,344.60, 7,375.54 and 2,986.84

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Solution

The fourth proportional to 5,344.60, 7,375.54 and 2,986.84 is: 4,121.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,344.60 : 7,375.54 = 2,986.84 : x
  2. Step 2: Convert to fraction form
    5,344.60/7,375.54 = 2,986.84/x
  3. Step 3: Cross multiply
    5,344.60x = 7,375.54 × 2,986.84
  4. Step 4: Simplify right side
    5,344.60x = 22,029,557.89
  5. Step 5: Solve for x
    x = 22,029,557.89/5,344.60
  6. Step 6: Final answer
    x = 4,121.83

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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.