Home / 4,131.40-6,197.29-1,170.07

Finding the Fourth Proportional to 4,131.40, 6,197.29 and 1,170.07

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Solution

The fourth proportional to 4,131.40, 6,197.29 and 1,170.07 is: 1,755.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131.40 : 6,197.29 = 1,170.07 : x
  2. Step 2: Convert to fraction form
    4,131.40/6,197.29 = 1,170.07/x
  3. Step 3: Cross multiply
    4,131.40x = 6,197.29 × 1,170.07
  4. Step 4: Simplify right side
    4,131.40x = 7,251,229.20
  5. Step 5: Solve for x
    x = 7,251,229.20/4,131.40
  6. Step 6: Final answer
    x = 1,755.15

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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.