Home / 3,713.44-5,126.16-2,469.28

Finding the Fourth Proportional to 3,713.44, 5,126.16 and 2,469.28

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Solution

The fourth proportional to 3,713.44, 5,126.16 and 2,469.28 is: 3,408.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,713.44 : 5,126.16 = 2,469.28 : x
  2. Step 2: Convert to fraction form
    3,713.44/5,126.16 = 2,469.28/x
  3. Step 3: Cross multiply
    3,713.44x = 5,126.16 × 2,469.28
  4. Step 4: Simplify right side
    3,713.44x = 12,657,924.36
  5. Step 5: Solve for x
    x = 12,657,924.36/3,713.44
  6. Step 6: Final answer
    x = 3,408.68

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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.