Home / 3,136.19-4,705.16-2,549.75

Finding the Fourth Proportional to 3,136.19, 4,705.16 and 2,549.75

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Solution

The fourth proportional to 3,136.19, 4,705.16 and 2,549.75 is: 3,825.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136.19 : 4,705.16 = 2,549.75 : x
  2. Step 2: Convert to fraction form
    3,136.19/4,705.16 = 2,549.75/x
  3. Step 3: Cross multiply
    3,136.19x = 4,705.16 × 2,549.75
  4. Step 4: Simplify right side
    3,136.19x = 11,997,006.65
  5. Step 5: Solve for x
    x = 11,997,006.65/3,136.19
  6. Step 6: Final answer
    x = 3,825.34

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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.