Home / 8,380.44-11,565.32-5,023.80

Finding the Fourth Proportional to 8,380.44, 11,565.32 and 5,023.80

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Solution

The fourth proportional to 8,380.44, 11,565.32 and 5,023.80 is: 6,933.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,380.44 : 11,565.32 = 5,023.80 : x
  2. Step 2: Convert to fraction form
    8,380.44/11,565.32 = 5,023.80/x
  3. Step 3: Cross multiply
    8,380.44x = 11,565.32 × 5,023.80
  4. Step 4: Simplify right side
    8,380.44x = 58,101,854.62
  5. Step 5: Solve for x
    x = 58,101,854.62/8,380.44
  6. Step 6: Final answer
    x = 6,933.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.