Home / 7,136.29-10,705.92-2,456.11

Finding the Fourth Proportional to 7,136.29, 10,705.92 and 2,456.11

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Solution

The fourth proportional to 7,136.29, 10,705.92 and 2,456.11 is: 3,684.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136.29 : 10,705.92 = 2,456.11 : x
  2. Step 2: Convert to fraction form
    7,136.29/10,705.92 = 2,456.11/x
  3. Step 3: Cross multiply
    7,136.29x = 10,705.92 × 2,456.11
  4. Step 4: Simplify right side
    7,136.29x = 26,294,917.17
  5. Step 5: Solve for x
    x = 26,294,917.17/7,136.29
  6. Step 6: Final answer
    x = 3,684.68

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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.