Home / 8,558.44-12,836.68-2,318.10

Finding the Fourth Proportional to 8,558.44, 12,836.68 and 2,318.10

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Solution

The fourth proportional to 8,558.44, 12,836.68 and 2,318.10 is: 3,476.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,558.44 : 12,836.68 = 2,318.10 : x
  2. Step 2: Convert to fraction form
    8,558.44/12,836.68 = 2,318.10/x
  3. Step 3: Cross multiply
    8,558.44x = 12,836.68 × 2,318.10
  4. Step 4: Simplify right side
    8,558.44x = 29,756,707.91
  5. Step 5: Solve for x
    x = 29,756,707.91/8,558.44
  6. Step 6: Final answer
    x = 3,476.88

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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.