Home / 5,860.68-8,791.56-1,965.12

Finding the Fourth Proportional to 5,860.68, 8,791.56 and 1,965.12

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Solution

The fourth proportional to 5,860.68, 8,791.56 and 1,965.12 is: 2,947.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,860.68 : 8,791.56 = 1,965.12 : x
  2. Step 2: Convert to fraction form
    5,860.68/8,791.56 = 1,965.12/x
  3. Step 3: Cross multiply
    5,860.68x = 8,791.56 × 1,965.12
  4. Step 4: Simplify right side
    5,860.68x = 17,276,470.39
  5. Step 5: Solve for x
    x = 17,276,470.39/5,860.68
  6. Step 6: Final answer
    x = 2,947.86

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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.