Home / 5,136.03-7,704.05-2,943.23

Finding the Fourth Proportional to 5,136.03, 7,704.05 and 2,943.23

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Solution

The fourth proportional to 5,136.03, 7,704.05 and 2,943.23 is: 4,414.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,136.03 : 7,704.05 = 2,943.23 : x
  2. Step 2: Convert to fraction form
    5,136.03/7,704.05 = 2,943.23/x
  3. Step 3: Cross multiply
    5,136.03x = 7,704.05 × 2,943.23
  4. Step 4: Simplify right side
    5,136.03x = 22,674,737.85
  5. Step 5: Solve for x
    x = 22,674,737.85/5,136.03
  6. Step 6: Final answer
    x = 4,414.84

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1.5x scale

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.