Home / 3,941.28-5,909.76-1,167.12

Finding the Fourth Proportional to 3,941.28, 5,909.76 and 1,167.12

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Solution

The fourth proportional to 3,941.28, 5,909.76 and 1,167.12 is: 1,750.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.28 : 5,909.76 = 1,167.12 : x
  2. Step 2: Convert to fraction form
    3,941.28/5,909.76 = 1,167.12/x
  3. Step 3: Cross multiply
    3,941.28x = 5,909.76 × 1,167.12
  4. Step 4: Simplify right side
    3,941.28x = 6,897,399.09
  5. Step 5: Solve for x
    x = 6,897,399.09/3,941.28
  6. Step 6: Final answer
    x = 1,750.04

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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.