Home / 11,151.06-16,716.12-3,750.34

Finding the Fourth Proportional to 11,151.06, 16,716.12 and 3,750.34

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Solution

The fourth proportional to 11,151.06, 16,716.12 and 3,750.34 is: 5,621.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,151.06 : 16,716.12 = 3,750.34 : x
  2. Step 2: Convert to fraction form
    11,151.06/16,716.12 = 3,750.34/x
  3. Step 3: Cross multiply
    11,151.06x = 16,716.12 × 3,750.34
  4. Step 4: Simplify right side
    11,151.06x = 62,691,133.48
  5. Step 5: Solve for x
    x = 62,691,133.48/11,151.06
  6. Step 6: Final answer
    x = 5,621.99

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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.