Home / 2,754.40-4,132.61-1,274.33

Finding the Fourth Proportional to 2,754.40, 4,132.61 and 1,274.33

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Solution

The fourth proportional to 2,754.40, 4,132.61 and 1,274.33 is: 1,911.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,754.40 : 4,132.61 = 1,274.33 : x
  2. Step 2: Convert to fraction form
    2,754.40/4,132.61 = 1,274.33/x
  3. Step 3: Cross multiply
    2,754.40x = 4,132.61 × 1,274.33
  4. Step 4: Simplify right side
    2,754.40x = 5,266,308.90
  5. Step 5: Solve for x
    x = 5,266,308.90/2,754.40
  6. Step 6: Final answer
    x = 1,911.96

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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.