Home / 1,891.54-2,610.25-1,052.18

Finding the Fourth Proportional to 1,891.54, 2,610.25 and 1,052.18

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Solution

The fourth proportional to 1,891.54, 2,610.25 and 1,052.18 is: 1,451.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891.54 : 2,610.25 = 1,052.18 : x
  2. Step 2: Convert to fraction form
    1,891.54/2,610.25 = 1,052.18/x
  3. Step 3: Cross multiply
    1,891.54x = 2,610.25 × 1,052.18
  4. Step 4: Simplify right side
    1,891.54x = 2,746,452.85
  5. Step 5: Solve for x
    x = 2,746,452.85/1,891.54
  6. Step 6: Final answer
    x = 1,451.97

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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.