Home / 4,121.43-5,687.58-2,233.01

Finding the Fourth Proportional to 4,121.43, 5,687.58 and 2,233.01

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Solution

The fourth proportional to 4,121.43, 5,687.58 and 2,233.01 is: 3,081.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121.43 : 5,687.58 = 2,233.01 : x
  2. Step 2: Convert to fraction form
    4,121.43/5,687.58 = 2,233.01/x
  3. Step 3: Cross multiply
    4,121.43x = 5,687.58 × 2,233.01
  4. Step 4: Simplify right side
    4,121.43x = 12,700,394.58
  5. Step 5: Solve for x
    x = 12,700,394.58/4,121.43
  6. Step 6: Final answer
    x = 3,081.55

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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.