Home / 11,275.05-16,912.68-5,035.38

Finding the Fourth Proportional to 11,275.05, 16,912.68 and 5,035.38

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Solution

The fourth proportional to 11,275.05, 16,912.68 and 5,035.38 is: 7,553.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,275.05 : 16,912.68 = 5,035.38 : x
  2. Step 2: Convert to fraction form
    11,275.05/16,912.68 = 5,035.38/x
  3. Step 3: Cross multiply
    11,275.05x = 16,912.68 × 5,035.38
  4. Step 4: Simplify right side
    11,275.05x = 85,161,686.06
  5. Step 5: Solve for x
    x = 85,161,686.06/11,275.05
  6. Step 6: Final answer
    x = 7,553.11

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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.