Home / 2,841.72-4,257.91-1,743.76

Finding the Fourth Proportional to 2,841.72, 4,257.91 and 1,743.76

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Solution

The fourth proportional to 2,841.72, 4,257.91 and 1,743.76 is: 2,612.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,841.72 : 4,257.91 = 1,743.76 : x
  2. Step 2: Convert to fraction form
    2,841.72/4,257.91 = 1,743.76/x
  3. Step 3: Cross multiply
    2,841.72x = 4,257.91 × 1,743.76
  4. Step 4: Simplify right side
    2,841.72x = 7,424,773.14
  5. Step 5: Solve for x
    x = 7,424,773.14/2,841.72
  6. Step 6: Final answer
    x = 2,612.77

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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.