Home / 8,370.38-12,544.32-5,885.09

Finding the Fourth Proportional to 8,370.38, 12,544.32 and 5,885.09

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Solution

The fourth proportional to 8,370.38, 12,544.32 and 5,885.09 is: 8,819.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,370.38 : 12,544.32 = 5,885.09 : x
  2. Step 2: Convert to fraction form
    8,370.38/12,544.32 = 5,885.09/x
  3. Step 3: Cross multiply
    8,370.38x = 12,544.32 × 5,885.09
  4. Step 4: Simplify right side
    8,370.38x = 73,824,452.19
  5. Step 5: Solve for x
    x = 73,824,452.19/8,370.38
  6. Step 6: Final answer
    x = 8,819.73

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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.