Home / 2,264.76-3,125.31-1,270.05

Finding the Fourth Proportional to 2,264.76, 3,125.31 and 1,270.05

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Solution

The fourth proportional to 2,264.76, 3,125.31 and 1,270.05 is: 1,752.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,264.76 : 3,125.31 = 1,270.05 : x
  2. Step 2: Convert to fraction form
    2,264.76/3,125.31 = 1,270.05/x
  3. Step 3: Cross multiply
    2,264.76x = 3,125.31 × 1,270.05
  4. Step 4: Simplify right side
    2,264.76x = 3,969,299.97
  5. Step 5: Solve for x
    x = 3,969,299.97/2,264.76
  6. Step 6: Final answer
    x = 1,752.64

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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.