Home / 10,136.67-15,207.02-3,561.96

Finding the Fourth Proportional to 10,136.67, 15,207.02 and 3,561.96

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Solution

The fourth proportional to 10,136.67, 15,207.02 and 3,561.96 is: 5,343.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,136.67 : 15,207.02 = 3,561.96 : x
  2. Step 2: Convert to fraction form
    10,136.67/15,207.02 = 3,561.96/x
  3. Step 3: Cross multiply
    10,136.67x = 15,207.02 × 3,561.96
  4. Step 4: Simplify right side
    10,136.67x = 54,166,796.96
  5. Step 5: Solve for x
    x = 54,166,796.96/10,136.67
  6. Step 6: Final answer
    x = 5,343.65

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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.