Home / 2,730.31-4,092.53-1,743.73

Finding the Fourth Proportional to 2,730.31, 4,092.53 and 1,743.73

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Solution

The fourth proportional to 2,730.31, 4,092.53 and 1,743.73 is: 2,613.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.31 : 4,092.53 = 1,743.73 : x
  2. Step 2: Convert to fraction form
    2,730.31/4,092.53 = 1,743.73/x
  3. Step 3: Cross multiply
    2,730.31x = 4,092.53 × 1,743.73
  4. Step 4: Simplify right side
    2,730.31x = 7,136,248.39
  5. Step 5: Solve for x
    x = 7,136,248.39/2,730.31
  6. Step 6: Final answer
    x = 2,613.72

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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.