Home / 5,344.61-7,375.73-2,986.85

Finding the Fourth Proportional to 5,344.61, 7,375.73 and 2,986.85

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Solution

The fourth proportional to 5,344.61, 7,375.73 and 2,986.85 is: 4,121.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,344.61 : 7,375.73 = 2,986.85 : x
  2. Step 2: Convert to fraction form
    5,344.61/7,375.73 = 2,986.85/x
  3. Step 3: Cross multiply
    5,344.61x = 7,375.73 × 2,986.85
  4. Step 4: Simplify right side
    5,344.61x = 22,030,184.22
  5. Step 5: Solve for x
    x = 22,030,184.22/5,344.61
  6. Step 6: Final answer
    x = 4,121.94

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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.