Home / 10,226.33-15,339.68-3,206.18

Finding the Fourth Proportional to 10,226.33, 15,339.68 and 3,206.18

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Solution

The fourth proportional to 10,226.33, 15,339.68 and 3,206.18 is: 4,809.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,226.33 : 15,339.68 = 3,206.18 : x
  2. Step 2: Convert to fraction form
    10,226.33/15,339.68 = 3,206.18/x
  3. Step 3: Cross multiply
    10,226.33x = 15,339.68 × 3,206.18
  4. Step 4: Simplify right side
    10,226.33x = 49,181,797.54
  5. Step 5: Solve for x
    x = 49,181,797.54/10,226.33
  6. Step 6: Final answer
    x = 4,809.33

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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.