Home / 8,292.76-12,439.68-3,362.29

Finding the Fourth Proportional to 8,292.76, 12,439.68 and 3,362.29

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Solution

The fourth proportional to 8,292.76, 12,439.68 and 3,362.29 is: 5,043.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,292.76 : 12,439.68 = 3,362.29 : x
  2. Step 2: Convert to fraction form
    8,292.76/12,439.68 = 3,362.29/x
  3. Step 3: Cross multiply
    8,292.76x = 12,439.68 × 3,362.29
  4. Step 4: Simplify right side
    8,292.76x = 41,825,811.67
  5. Step 5: Solve for x
    x = 41,825,811.67/8,292.76
  6. Step 6: Final answer
    x = 5,043.65

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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.