Home / 10,153.02-15,229.53-2,757.48

Finding the Fourth Proportional to 10,153.02, 15,229.53 and 2,757.48

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Solution

The fourth proportional to 10,153.02, 15,229.53 and 2,757.48 is: 4,136.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,153.02 : 15,229.53 = 2,757.48 : x
  2. Step 2: Convert to fraction form
    10,153.02/15,229.53 = 2,757.48/x
  3. Step 3: Cross multiply
    10,153.02x = 15,229.53 × 2,757.48
  4. Step 4: Simplify right side
    10,153.02x = 41,995,124.38
  5. Step 5: Solve for x
    x = 41,995,124.38/10,153.02
  6. Step 6: Final answer
    x = 4,136.22

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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.