Home / 3,352.66-5,031.29-1,161.39

Finding the Fourth Proportional to 3,352.66, 5,031.29 and 1,161.39

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Solution

The fourth proportional to 3,352.66, 5,031.29 and 1,161.39 is: 1,742.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,352.66 : 5,031.29 = 1,161.39 : x
  2. Step 2: Convert to fraction form
    3,352.66/5,031.29 = 1,161.39/x
  3. Step 3: Cross multiply
    3,352.66x = 5,031.29 × 1,161.39
  4. Step 4: Simplify right side
    3,352.66x = 5,843,289.89
  5. Step 5: Solve for x
    x = 5,843,289.89/3,352.66
  6. Step 6: Final answer
    x = 1,742.88

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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.