Home / 1,382.44-2,073.99-1,136.06

Finding the Fourth Proportional to 1,382.44, 2,073.99 and 1,136.06

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Solution

The fourth proportional to 1,382.44, 2,073.99 and 1,136.06 is: 1,704.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382.44 : 2,073.99 = 1,136.06 : x
  2. Step 2: Convert to fraction form
    1,382.44/2,073.99 = 1,136.06/x
  3. Step 3: Cross multiply
    1,382.44x = 2,073.99 × 1,136.06
  4. Step 4: Simplify right side
    1,382.44x = 2,356,177.08
  5. Step 5: Solve for x
    x = 2,356,177.08/1,382.44
  6. Step 6: Final answer
    x = 1,704.36

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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.