Home / 4,154.87-5,732.25-2,741.21

Finding the Fourth Proportional to 4,154.87, 5,732.25 and 2,741.21

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Solution

The fourth proportional to 4,154.87, 5,732.25 and 2,741.21 is: 3,781.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154.87 : 5,732.25 = 2,741.21 : x
  2. Step 2: Convert to fraction form
    4,154.87/5,732.25 = 2,741.21/x
  3. Step 3: Cross multiply
    4,154.87x = 5,732.25 × 2,741.21
  4. Step 4: Simplify right side
    4,154.87x = 15,713,272.36
  5. Step 5: Solve for x
    x = 15,713,272.36/4,154.87
  6. Step 6: Final answer
    x = 3,781.90

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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.