Home / 9,475.79-14,198.00-5,766.80

Finding the Fourth Proportional to 9,475.79, 14,198.00 and 5,766.80

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Solution

The fourth proportional to 9,475.79, 14,198.00 and 5,766.80 is: 8,640.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,475.79 : 14,198.00 = 5,766.80 : x
  2. Step 2: Convert to fraction form
    9,475.79/14,198.00 = 5,766.80/x
  3. Step 3: Cross multiply
    9,475.79x = 14,198.00 × 5,766.80
  4. Step 4: Simplify right side
    9,475.79x = 81,876,926.58
  5. Step 5: Solve for x
    x = 81,876,926.58/9,475.79
  6. Step 6: Final answer
    x = 8,640.65

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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.