Home / 5,342.73-7,372.85-3,247.53

Finding the Fourth Proportional to 5,342.73, 7,372.85 and 3,247.53

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Solution

The fourth proportional to 5,342.73, 7,372.85 and 3,247.53 is: 4,481.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,342.73 : 7,372.85 = 3,247.53 : x
  2. Step 2: Convert to fraction form
    5,342.73/7,372.85 = 3,247.53/x
  3. Step 3: Cross multiply
    5,342.73x = 7,372.85 × 3,247.53
  4. Step 4: Simplify right side
    5,342.73x = 23,943,522.82
  5. Step 5: Solve for x
    x = 23,943,522.82/5,342.73
  6. Step 6: Final answer
    x = 4,481.52

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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.