Home / 3,931.75-5,897.63-1,195.75

Finding the Fourth Proportional to 3,931.75, 5,897.63 and 1,195.75

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Solution

The fourth proportional to 3,931.75, 5,897.63 and 1,195.75 is: 1,793.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931.75 : 5,897.63 = 1,195.75 : x
  2. Step 2: Convert to fraction form
    3,931.75/5,897.63 = 1,195.75/x
  3. Step 3: Cross multiply
    3,931.75x = 5,897.63 × 1,195.75
  4. Step 4: Simplify right side
    3,931.75x = 7,052,085.09
  5. Step 5: Solve for x
    x = 7,052,085.09/3,931.75
  6. Step 6: Final answer
    x = 1,793.63

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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.