Home / 8,949.66-13,423.56-2,286.20

Finding the Fourth Proportional to 8,949.66, 13,423.56 and 2,286.20

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Solution

The fourth proportional to 8,949.66, 13,423.56 and 2,286.20 is: 3,429.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,949.66 : 13,423.56 = 2,286.20 : x
  2. Step 2: Convert to fraction form
    8,949.66/13,423.56 = 2,286.20/x
  3. Step 3: Cross multiply
    8,949.66x = 13,423.56 × 2,286.20
  4. Step 4: Simplify right side
    8,949.66x = 30,688,942.87
  5. Step 5: Solve for x
    x = 30,688,942.87/8,949.66
  6. Step 6: Final answer
    x = 3,429.06

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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.