Home / 3,445.16-5,167.76-1,136.66

Finding the Fourth Proportional to 3,445.16, 5,167.76 and 1,136.66

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Solution

The fourth proportional to 3,445.16, 5,167.76 and 1,136.66 is: 1,704.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.16 : 5,167.76 = 1,136.66 : x
  2. Step 2: Convert to fraction form
    3,445.16/5,167.76 = 1,136.66/x
  3. Step 3: Cross multiply
    3,445.16x = 5,167.76 × 1,136.66
  4. Step 4: Simplify right side
    3,445.16x = 5,873,954.56
  5. Step 5: Solve for x
    x = 5,873,954.56/3,445.16
  6. Step 6: Final answer
    x = 1,704.99

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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.