Home / 3,614.98-5,418.15-1,305.22

Finding the Fourth Proportional to 3,614.98, 5,418.15 and 1,305.22

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Solution

The fourth proportional to 3,614.98, 5,418.15 and 1,305.22 is: 1,956.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.98 : 5,418.15 = 1,305.22 : x
  2. Step 2: Convert to fraction form
    3,614.98/5,418.15 = 1,305.22/x
  3. Step 3: Cross multiply
    3,614.98x = 5,418.15 × 1,305.22
  4. Step 4: Simplify right side
    3,614.98x = 7,071,877.74
  5. Step 5: Solve for x
    x = 7,071,877.74/3,614.98
  6. Step 6: Final answer
    x = 1,956.27

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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.