Home / 4,112.60-6,170.96-1,648.13

Finding the Fourth Proportional to 4,112.60, 6,170.96 and 1,648.13

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Solution

The fourth proportional to 4,112.60, 6,170.96 and 1,648.13 is: 2,473.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112.60 : 6,170.96 = 1,648.13 : x
  2. Step 2: Convert to fraction form
    4,112.60/6,170.96 = 1,648.13/x
  3. Step 3: Cross multiply
    4,112.60x = 6,170.96 × 1,648.13
  4. Step 4: Simplify right side
    4,112.60x = 10,170,517.57
  5. Step 5: Solve for x
    x = 10,170,517.57/4,112.60
  6. Step 6: Final answer
    x = 2,473.02

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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.