Home / 5,462.76-7,540.38-3,693.72

Finding the Fourth Proportional to 5,462.76, 7,540.38 and 3,693.72

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Solution

The fourth proportional to 5,462.76, 7,540.38 and 3,693.72 is: 5,098.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,462.76 : 7,540.38 = 3,693.72 : x
  2. Step 2: Convert to fraction form
    5,462.76/7,540.38 = 3,693.72/x
  3. Step 3: Cross multiply
    5,462.76x = 7,540.38 × 3,693.72
  4. Step 4: Simplify right side
    5,462.76x = 27,852,052.41
  5. Step 5: Solve for x
    x = 27,852,052.41/5,462.76
  6. Step 6: Final answer
    x = 5,098.53

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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.