Home / 7,844.99-11,766.90-3,685.94

Finding the Fourth Proportional to 7,844.99, 11,766.90 and 3,685.94

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Solution

The fourth proportional to 7,844.99, 11,766.90 and 3,685.94 is: 5,528.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,844.99 : 11,766.90 = 3,685.94 : x
  2. Step 2: Convert to fraction form
    7,844.99/11,766.90 = 3,685.94/x
  3. Step 3: Cross multiply
    7,844.99x = 11,766.90 × 3,685.94
  4. Step 4: Simplify right side
    7,844.99x = 43,372,086.50
  5. Step 5: Solve for x
    x = 43,372,086.50/7,844.99
  6. Step 6: Final answer
    x = 5,528.64

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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.