Home / 8,923.48-13,380.60-3,923.85

Finding the Fourth Proportional to 8,923.48, 13,380.60 and 3,923.85

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Solution

The fourth proportional to 8,923.48, 13,380.60 and 3,923.85 is: 5,883.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,923.48 : 13,380.60 = 3,923.85 : x
  2. Step 2: Convert to fraction form
    8,923.48/13,380.60 = 3,923.85/x
  3. Step 3: Cross multiply
    8,923.48x = 13,380.60 × 3,923.85
  4. Step 4: Simplify right side
    8,923.48x = 52,503,467.31
  5. Step 5: Solve for x
    x = 52,503,467.31/8,923.48
  6. Step 6: Final answer
    x = 5,883.75

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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.