Home / 2,729.31-4,094.49-1,248.63

Finding the Fourth Proportional to 2,729.31, 4,094.49 and 1,248.63

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Solution

The fourth proportional to 2,729.31, 4,094.49 and 1,248.63 is: 1,873.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729.31 : 4,094.49 = 1,248.63 : x
  2. Step 2: Convert to fraction form
    2,729.31/4,094.49 = 1,248.63/x
  3. Step 3: Cross multiply
    2,729.31x = 4,094.49 × 1,248.63
  4. Step 4: Simplify right side
    2,729.31x = 5,112,503.05
  5. Step 5: Solve for x
    x = 5,112,503.05/2,729.31
  6. Step 6: Final answer
    x = 1,873.19

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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.