Home / 2,136.27-2,948.06-1,252.08

Finding the Fourth Proportional to 2,136.27, 2,948.06 and 1,252.08

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Solution

The fourth proportional to 2,136.27, 2,948.06 and 1,252.08 is: 1,727.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136.27 : 2,948.06 = 1,252.08 : x
  2. Step 2: Convert to fraction form
    2,136.27/2,948.06 = 1,252.08/x
  3. Step 3: Cross multiply
    2,136.27x = 2,948.06 × 1,252.08
  4. Step 4: Simplify right side
    2,136.27x = 3,691,192.22
  5. Step 5: Solve for x
    x = 3,691,192.22/2,136.27
  6. Step 6: Final answer
    x = 1,727.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.