Home / 4,170.60-6,251.13-1,976.22

Finding the Fourth Proportional to 4,170.60, 6,251.13 and 1,976.22

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Solution

The fourth proportional to 4,170.60, 6,251.13 and 1,976.22 is: 2,962.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,170.60 : 6,251.13 = 1,976.22 : x
  2. Step 2: Convert to fraction form
    4,170.60/6,251.13 = 1,976.22/x
  3. Step 3: Cross multiply
    4,170.60x = 6,251.13 × 1,976.22
  4. Step 4: Simplify right side
    4,170.60x = 12,353,608.13
  5. Step 5: Solve for x
    x = 12,353,608.13/4,170.60
  6. Step 6: Final answer
    x = 2,962.07

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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.