Home / 8,351.32-12,524.91-2,428.03

Finding the Fourth Proportional to 8,351.32, 12,524.91 and 2,428.03

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Solution

The fourth proportional to 8,351.32, 12,524.91 and 2,428.03 is: 3,641.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,351.32 : 12,524.91 = 2,428.03 : x
  2. Step 2: Convert to fraction form
    8,351.32/12,524.91 = 2,428.03/x
  3. Step 3: Cross multiply
    8,351.32x = 12,524.91 × 2,428.03
  4. Step 4: Simplify right side
    8,351.32x = 30,410,857.23
  5. Step 5: Solve for x
    x = 30,410,857.23/8,351.32
  6. Step 6: Final answer
    x = 3,641.44

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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.