Home / 10,768.68-16,144.06-3,368.52

Finding the Fourth Proportional to 10,768.68, 16,144.06 and 3,368.52

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Solution

The fourth proportional to 10,768.68, 16,144.06 and 3,368.52 is: 5,049.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,768.68 : 16,144.06 = 3,368.52 : x
  2. Step 2: Convert to fraction form
    10,768.68/16,144.06 = 3,368.52/x
  3. Step 3: Cross multiply
    10,768.68x = 16,144.06 × 3,368.52
  4. Step 4: Simplify right side
    10,768.68x = 54,381,588.99
  5. Step 5: Solve for x
    x = 54,381,588.99/10,768.68
  6. Step 6: Final answer
    x = 5,049.98

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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.