Home / 1,229.22-1,841.09-1,062.45

Finding the Fourth Proportional to 1,229.22, 1,841.09 and 1,062.45

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Solution

The fourth proportional to 1,229.22, 1,841.09 and 1,062.45 is: 1,591.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229.22 : 1,841.09 = 1,062.45 : x
  2. Step 2: Convert to fraction form
    1,229.22/1,841.09 = 1,062.45/x
  3. Step 3: Cross multiply
    1,229.22x = 1,841.09 × 1,062.45
  4. Step 4: Simplify right side
    1,229.22x = 1,956,060.76
  5. Step 5: Solve for x
    x = 1,956,060.76/1,229.22
  6. Step 6: Final answer
    x = 1,591.30

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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.