Home / 1,481.30-2,229.98-1,352.13

Finding the Fourth Proportional to 1,481.30, 2,229.98 and 1,352.13

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Solution

The fourth proportional to 1,481.30, 2,229.98 and 1,352.13 is: 2,035.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481.30 : 2,229.98 = 1,352.13 : x
  2. Step 2: Convert to fraction form
    1,481.30/2,229.98 = 1,352.13/x
  3. Step 3: Cross multiply
    1,481.30x = 2,229.98 × 1,352.13
  4. Step 4: Simplify right side
    1,481.30x = 3,015,224.75
  5. Step 5: Solve for x
    x = 3,015,224.75/1,481.30
  6. Step 6: Final answer
    x = 2,035.53

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.