Home / 3,126.63-4,694.13-2,667.36

Finding the Fourth Proportional to 3,126.63, 4,694.13 and 2,667.36

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Solution

The fourth proportional to 3,126.63, 4,694.13 and 2,667.36 is: 4,004.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126.63 : 4,694.13 = 2,667.36 : x
  2. Step 2: Convert to fraction form
    3,126.63/4,694.13 = 2,667.36/x
  3. Step 3: Cross multiply
    3,126.63x = 4,694.13 × 2,667.36
  4. Step 4: Simplify right side
    3,126.63x = 12,520,934.60
  5. Step 5: Solve for x
    x = 12,520,934.60/3,126.63
  6. Step 6: Final answer
    x = 4,004.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.