Home / 3,614.56-5,422.66-1,306.06

Finding the Fourth Proportional to 3,614.56, 5,422.66 and 1,306.06

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Solution

The fourth proportional to 3,614.56, 5,422.66 and 1,306.06 is: 1,959.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.56 : 5,422.66 = 1,306.06 : x
  2. Step 2: Convert to fraction form
    3,614.56/5,422.66 = 1,306.06/x
  3. Step 3: Cross multiply
    3,614.56x = 5,422.66 × 1,306.06
  4. Step 4: Simplify right side
    3,614.56x = 7,082,319.32
  5. Step 5: Solve for x
    x = 7,082,319.32/3,614.56
  6. Step 6: Final answer
    x = 1,959.39

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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.