Home / 3,615.19-5,419.71-3,442.96

Finding the Fourth Proportional to 3,615.19, 5,419.71 and 3,442.96

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Solution

The fourth proportional to 3,615.19, 5,419.71 and 3,442.96 is: 5,161.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615.19 : 5,419.71 = 3,442.96 : x
  2. Step 2: Convert to fraction form
    3,615.19/5,419.71 = 3,442.96/x
  3. Step 3: Cross multiply
    3,615.19x = 5,419.71 × 3,442.96
  4. Step 4: Simplify right side
    3,615.19x = 18,659,844.74
  5. Step 5: Solve for x
    x = 18,659,844.74/3,615.19
  6. Step 6: Final answer
    x = 5,161.51

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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.