Home / 4,126.80-5,694.89-2,238.31

Finding the Fourth Proportional to 4,126.80, 5,694.89 and 2,238.31

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Solution

The fourth proportional to 4,126.80, 5,694.89 and 2,238.31 is: 3,088.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126.80 : 5,694.89 = 2,238.31 : x
  2. Step 2: Convert to fraction form
    4,126.80/5,694.89 = 2,238.31/x
  3. Step 3: Cross multiply
    4,126.80x = 5,694.89 × 2,238.31
  4. Step 4: Simplify right side
    4,126.80x = 12,746,931.18
  5. Step 5: Solve for x
    x = 12,746,931.18/4,126.80
  6. Step 6: Final answer
    x = 3,088.82

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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.