Home / 2,512.59-3,767.68-1,125.94

Finding the Fourth Proportional to 2,512.59, 3,767.68 and 1,125.94

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Solution

The fourth proportional to 2,512.59, 3,767.68 and 1,125.94 is: 1,688.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,512.59 : 3,767.68 = 1,125.94 : x
  2. Step 2: Convert to fraction form
    2,512.59/3,767.68 = 1,125.94/x
  3. Step 3: Cross multiply
    2,512.59x = 3,767.68 × 1,125.94
  4. Step 4: Simplify right side
    2,512.59x = 4,242,162.78
  5. Step 5: Solve for x
    x = 4,242,162.78/2,512.59
  6. Step 6: Final answer
    x = 1,688.36

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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.