Home / 3,388.45-5,081.53-1,136.52

Finding the Fourth Proportional to 3,388.45, 5,081.53 and 1,136.52

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Solution

The fourth proportional to 3,388.45, 5,081.53 and 1,136.52 is: 1,704.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388.45 : 5,081.53 = 1,136.52 : x
  2. Step 2: Convert to fraction form
    3,388.45/5,081.53 = 1,136.52/x
  3. Step 3: Cross multiply
    3,388.45x = 5,081.53 × 1,136.52
  4. Step 4: Simplify right side
    3,388.45x = 5,775,260.48
  5. Step 5: Solve for x
    x = 5,775,260.48/3,388.45
  6. Step 6: Final answer
    x = 1,704.40

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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.