Home / 8,524.06-12,787.91-2,681.12

Finding the Fourth Proportional to 8,524.06, 12,787.91 and 2,681.12

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Solution

The fourth proportional to 8,524.06, 12,787.91 and 2,681.12 is: 4,022.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,524.06 : 12,787.91 = 2,681.12 : x
  2. Step 2: Convert to fraction form
    8,524.06/12,787.91 = 2,681.12/x
  3. Step 3: Cross multiply
    8,524.06x = 12,787.91 × 2,681.12
  4. Step 4: Simplify right side
    8,524.06x = 34,285,907.85
  5. Step 5: Solve for x
    x = 34,285,907.85/8,524.06
  6. Step 6: Final answer
    x = 4,022.25

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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.