Home / 6,766.61-10,150.31-1,836.65

Finding the Fourth Proportional to 6,766.61, 10,150.31 and 1,836.65

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Solution

The fourth proportional to 6,766.61, 10,150.31 and 1,836.65 is: 2,755.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,766.61 : 10,150.31 = 1,836.65 : x
  2. Step 2: Convert to fraction form
    6,766.61/10,150.31 = 1,836.65/x
  3. Step 3: Cross multiply
    6,766.61x = 10,150.31 × 1,836.65
  4. Step 4: Simplify right side
    6,766.61x = 18,642,596.83
  5. Step 5: Solve for x
    x = 18,642,596.83/6,766.61
  6. Step 6: Final answer
    x = 2,755.09

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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.