Home / 3,170.40-4,375.17-1,844.13

Finding the Fourth Proportional to 3,170.40, 4,375.17 and 1,844.13

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Solution

The fourth proportional to 3,170.40, 4,375.17 and 1,844.13 is: 2,544.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.40 : 4,375.17 = 1,844.13 : x
  2. Step 2: Convert to fraction form
    3,170.40/4,375.17 = 1,844.13/x
  3. Step 3: Cross multiply
    3,170.40x = 4,375.17 × 1,844.13
  4. Step 4: Simplify right side
    3,170.40x = 8,068,382.25
  5. Step 5: Solve for x
    x = 8,068,382.25/3,170.40
  6. Step 6: Final answer
    x = 2,544.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.