Home / 3,351.48-5,028.60-1,161.76

Finding the Fourth Proportional to 3,351.48, 5,028.60 and 1,161.76

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Solution

The fourth proportional to 3,351.48, 5,028.60 and 1,161.76 is: 1,743.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.48 : 5,028.60 = 1,161.76 : x
  2. Step 2: Convert to fraction form
    3,351.48/5,028.60 = 1,161.76/x
  3. Step 3: Cross multiply
    3,351.48x = 5,028.60 × 1,161.76
  4. Step 4: Simplify right side
    3,351.48x = 5,842,026.34
  5. Step 5: Solve for x
    x = 5,842,026.34/3,351.48
  6. Step 6: Final answer
    x = 1,743.12

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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.