Home / 3,170.32-4,374.27-1,843.74

Finding the Fourth Proportional to 3,170.32, 4,374.27 and 1,843.74

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Solution

The fourth proportional to 3,170.32, 4,374.27 and 1,843.74 is: 2,543.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.32 : 4,374.27 = 1,843.74 : x
  2. Step 2: Convert to fraction form
    3,170.32/4,374.27 = 1,843.74/x
  3. Step 3: Cross multiply
    3,170.32x = 4,374.27 × 1,843.74
  4. Step 4: Simplify right side
    3,170.32x = 8,065,016.57
  5. Step 5: Solve for x
    x = 8,065,016.57/3,170.32
  6. Step 6: Final answer
    x = 2,543.91

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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.