Home / 10,153.68-15,227.28-3,226.56

Finding the Fourth Proportional to 10,153.68, 15,227.28 and 3,226.56

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Solution

The fourth proportional to 10,153.68, 15,227.28 and 3,226.56 is: 4,838.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,153.68 : 15,227.28 = 3,226.56 : x
  2. Step 2: Convert to fraction form
    10,153.68/15,227.28 = 3,226.56/x
  3. Step 3: Cross multiply
    10,153.68x = 15,227.28 × 3,226.56
  4. Step 4: Simplify right side
    10,153.68x = 49,131,732.56
  5. Step 5: Solve for x
    x = 49,131,732.56/10,153.68
  6. Step 6: Final answer
    x = 4,838.81

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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.