Home / 3,715.50-5,127.96-2,371.69

Finding the Fourth Proportional to 3,715.50, 5,127.96 and 2,371.69

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Solution

The fourth proportional to 3,715.50, 5,127.96 and 2,371.69 is: 3,273.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715.50 : 5,127.96 = 2,371.69 : x
  2. Step 2: Convert to fraction form
    3,715.50/5,127.96 = 2,371.69/x
  3. Step 3: Cross multiply
    3,715.50x = 5,127.96 × 2,371.69
  4. Step 4: Simplify right side
    3,715.50x = 12,161,918.99
  5. Step 5: Solve for x
    x = 12,161,918.99/3,715.50
  6. Step 6: Final answer
    x = 3,273.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.