Home / 5,343.98-7,375.44-2,986.26

Finding the Fourth Proportional to 5,343.98, 7,375.44 and 2,986.26

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Solution

The fourth proportional to 5,343.98, 7,375.44 and 2,986.26 is: 4,121.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.98 : 7,375.44 = 2,986.26 : x
  2. Step 2: Convert to fraction form
    5,343.98/7,375.44 = 2,986.26/x
  3. Step 3: Cross multiply
    5,343.98x = 7,375.44 × 2,986.26
  4. Step 4: Simplify right side
    5,343.98x = 22,024,981.45
  5. Step 5: Solve for x
    x = 22,024,981.45/5,343.98
  6. Step 6: Final answer
    x = 4,121.46

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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.