Home / 10,768.14-16,142.91-3,747.24

Finding the Fourth Proportional to 10,768.14, 16,142.91 and 3,747.24

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Solution

The fourth proportional to 10,768.14, 16,142.91 and 3,747.24 is: 5,617.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,768.14 : 16,142.91 = 3,747.24 : x
  2. Step 2: Convert to fraction form
    10,768.14/16,142.91 = 3,747.24/x
  3. Step 3: Cross multiply
    10,768.14x = 16,142.91 × 3,747.24
  4. Step 4: Simplify right side
    10,768.14x = 60,491,358.07
  5. Step 5: Solve for x
    x = 60,491,358.07/10,768.14
  6. Step 6: Final answer
    x = 5,617.62

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1.5x scale

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.