Home / 1,847.97-2,550.60-1,217.43

Finding the Fourth Proportional to 1,847.97, 2,550.60 and 1,217.43

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Solution

The fourth proportional to 1,847.97, 2,550.60 and 1,217.43 is: 1,680.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,847.97 : 2,550.60 = 1,217.43 : x
  2. Step 2: Convert to fraction form
    1,847.97/2,550.60 = 1,217.43/x
  3. Step 3: Cross multiply
    1,847.97x = 2,550.60 × 1,217.43
  4. Step 4: Simplify right side
    1,847.97x = 3,105,176.96
  5. Step 5: Solve for x
    x = 3,105,176.96/1,847.97
  6. Step 6: Final answer
    x = 1,680.32

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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.