Home / 10,226.45-15,348.76-5,299.43

Finding the Fourth Proportional to 10,226.45, 15,348.76 and 5,299.43

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Solution

The fourth proportional to 10,226.45, 15,348.76 and 5,299.43 is: 7,953.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,226.45 : 15,348.76 = 5,299.43 : x
  2. Step 2: Convert to fraction form
    10,226.45/15,348.76 = 5,299.43/x
  3. Step 3: Cross multiply
    10,226.45x = 15,348.76 × 5,299.43
  4. Step 4: Simplify right side
    10,226.45x = 81,339,589.21
  5. Step 5: Solve for x
    x = 81,339,589.21/10,226.45
  6. Step 6: Final answer
    x = 7,953.84

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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.