Home / 8,093.12-12,122.04-3,924.29

Finding the Fourth Proportional to 8,093.12, 12,122.04 and 3,924.29

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Solution

The fourth proportional to 8,093.12, 12,122.04 and 3,924.29 is: 5,877.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,093.12 : 12,122.04 = 3,924.29 : x
  2. Step 2: Convert to fraction form
    8,093.12/12,122.04 = 3,924.29/x
  3. Step 3: Cross multiply
    8,093.12x = 12,122.04 × 3,924.29
  4. Step 4: Simplify right side
    8,093.12x = 47,570,445.37
  5. Step 5: Solve for x
    x = 47,570,445.37/8,093.12
  6. Step 6: Final answer
    x = 5,877.89

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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.