Home / 3,113.68-4,295.46-2,066.44

Finding the Fourth Proportional to 3,113.68, 4,295.46 and 2,066.44

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Solution

The fourth proportional to 3,113.68, 4,295.46 and 2,066.44 is: 2,850.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113.68 : 4,295.46 = 2,066.44 : x
  2. Step 2: Convert to fraction form
    3,113.68/4,295.46 = 2,066.44/x
  3. Step 3: Cross multiply
    3,113.68x = 4,295.46 × 2,066.44
  4. Step 4: Simplify right side
    3,113.68x = 8,876,310.36
  5. Step 5: Solve for x
    x = 8,876,310.36/3,113.68
  6. Step 6: Final answer
    x = 2,850.75

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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.