Home / 2,170.42-3,251.95-1,550.97

Finding the Fourth Proportional to 2,170.42, 3,251.95 and 1,550.97

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Solution

The fourth proportional to 2,170.42, 3,251.95 and 1,550.97 is: 2,323.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170.42 : 3,251.95 = 1,550.97 : x
  2. Step 2: Convert to fraction form
    2,170.42/3,251.95 = 1,550.97/x
  3. Step 3: Cross multiply
    2,170.42x = 3,251.95 × 1,550.97
  4. Step 4: Simplify right side
    2,170.42x = 5,043,673.01
  5. Step 5: Solve for x
    x = 5,043,673.01/2,170.42
  6. Step 6: Final answer
    x = 2,323.83

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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.