Home / 1,891.38-2,610.14-1,052.18

Finding the Fourth Proportional to 1,891.38, 2,610.14 and 1,052.18

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Solution

The fourth proportional to 1,891.38, 2,610.14 and 1,052.18 is: 1,452.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891.38 : 2,610.14 = 1,052.18 : x
  2. Step 2: Convert to fraction form
    1,891.38/2,610.14 = 1,052.18/x
  3. Step 3: Cross multiply
    1,891.38x = 2,610.14 × 1,052.18
  4. Step 4: Simplify right side
    1,891.38x = 2,746,337.11
  5. Step 5: Solve for x
    x = 2,746,337.11/1,891.38
  6. Step 6: Final answer
    x = 1,452.03

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Half scale
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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.