Home / 7,766.38-11,643.19-3,084.38

Finding the Fourth Proportional to 7,766.38, 11,643.19 and 3,084.38

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Solution

The fourth proportional to 7,766.38, 11,643.19 and 3,084.38 is: 4,624.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766.38 : 11,643.19 = 3,084.38 : x
  2. Step 2: Convert to fraction form
    7,766.38/11,643.19 = 3,084.38/x
  3. Step 3: Cross multiply
    7,766.38x = 11,643.19 × 3,084.38
  4. Step 4: Simplify right side
    7,766.38x = 35,912,017.46
  5. Step 5: Solve for x
    x = 35,912,017.46/7,766.38
  6. Step 6: Final answer
    x = 4,624.03

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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.