Home / 2,843.71-4,265.56-1,874.14

Finding the Fourth Proportional to 2,843.71, 4,265.56 and 1,874.14

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Solution

The fourth proportional to 2,843.71, 4,265.56 and 1,874.14 is: 2,811.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,843.71 : 4,265.56 = 1,874.14 : x
  2. Step 2: Convert to fraction form
    2,843.71/4,265.56 = 1,874.14/x
  3. Step 3: Cross multiply
    2,843.71x = 4,265.56 × 1,874.14
  4. Step 4: Simplify right side
    2,843.71x = 7,994,248.30
  5. Step 5: Solve for x
    x = 7,994,248.30/2,843.71
  6. Step 6: Final answer
    x = 2,811.21

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Similar ratio
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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.