Home / 5,391.01-8,086.52-1,693.57

Finding the Fourth Proportional to 5,391.01, 8,086.52 and 1,693.57

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Solution

The fourth proportional to 5,391.01, 8,086.52 and 1,693.57 is: 2,540.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391.01 : 8,086.52 = 1,693.57 : x
  2. Step 2: Convert to fraction form
    5,391.01/8,086.52 = 1,693.57/x
  3. Step 3: Cross multiply
    5,391.01x = 8,086.52 × 1,693.57
  4. Step 4: Simplify right side
    5,391.01x = 13,695,087.68
  5. Step 5: Solve for x
    x = 13,695,087.68/5,391.01
  6. Step 6: Final answer
    x = 2,540.36

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.