Home / 4,126.62-5,694.72-2,238.21

Finding the Fourth Proportional to 4,126.62, 5,694.72 and 2,238.21

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Solution

The fourth proportional to 4,126.62, 5,694.72 and 2,238.21 is: 3,088.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126.62 : 5,694.72 = 2,238.21 : x
  2. Step 2: Convert to fraction form
    4,126.62/5,694.72 = 2,238.21/x
  3. Step 3: Cross multiply
    4,126.62x = 5,694.72 × 2,238.21
  4. Step 4: Simplify right side
    4,126.62x = 12,745,970.86
  5. Step 5: Solve for x
    x = 12,745,970.86/4,126.62
  6. Step 6: Final answer
    x = 3,088.72

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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.