Home / 8,069.44-12,105.24-7,924.72

Finding the Fourth Proportional to 8,069.44, 12,105.24 and 7,924.72

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Solution

The fourth proportional to 8,069.44, 12,105.24 and 7,924.72 is: 11,888.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,069.44 : 12,105.24 = 7,924.72 : x
  2. Step 2: Convert to fraction form
    8,069.44/12,105.24 = 7,924.72/x
  3. Step 3: Cross multiply
    8,069.44x = 12,105.24 × 7,924.72
  4. Step 4: Simplify right side
    8,069.44x = 95,930,637.53
  5. Step 5: Solve for x
    x = 95,930,637.53/8,069.44
  6. Step 6: Final answer
    x = 11,888.14

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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.