Home / 10,836.20-16,253.76-3,816.56

Finding the Fourth Proportional to 10,836.20, 16,253.76 and 3,816.56

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Solution

The fourth proportional to 10,836.20, 16,253.76 and 3,816.56 is: 5,724.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,836.20 : 16,253.76 = 3,816.56 : x
  2. Step 2: Convert to fraction form
    10,836.20/16,253.76 = 3,816.56/x
  3. Step 3: Cross multiply
    10,836.20x = 16,253.76 × 3,816.56
  4. Step 4: Simplify right side
    10,836.20x = 62,033,450.27
  5. Step 5: Solve for x
    x = 62,033,450.27/10,836.20
  6. Step 6: Final answer
    x = 5,724.65

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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.