Home / 1,136.24-1,705.56-559.52

Finding the Fourth Proportional to 1,136.24, 1,705.56 and 559.52

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Solution

The fourth proportional to 1,136.24, 1,705.56 and 559.52 is: 839.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136.24 : 1,705.56 = 559.52 : x
  2. Step 2: Convert to fraction form
    1,136.24/1,705.56 = 559.52/x
  3. Step 3: Cross multiply
    1,136.24x = 1,705.56 × 559.52
  4. Step 4: Simplify right side
    1,136.24x = 954,294.93
  5. Step 5: Solve for x
    x = 954,294.93/1,136.24
  6. Step 6: Final answer
    x = 839.87

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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.