Home / 3,823.57-5,276.43-2,144.84

Finding the Fourth Proportional to 3,823.57, 5,276.43 and 2,144.84

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Solution

The fourth proportional to 3,823.57, 5,276.43 and 2,144.84 is: 2,959.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.57 : 5,276.43 = 2,144.84 : x
  2. Step 2: Convert to fraction form
    3,823.57/5,276.43 = 2,144.84/x
  3. Step 3: Cross multiply
    3,823.57x = 5,276.43 × 2,144.84
  4. Step 4: Simplify right side
    3,823.57x = 11,317,098.12
  5. Step 5: Solve for x
    x = 11,317,098.12/3,823.57
  6. Step 6: Final answer
    x = 2,959.83

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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.