Home / 7,673.23-11,517.74-4,758.44

Finding the Fourth Proportional to 7,673.23, 11,517.74 and 4,758.44

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Solution

The fourth proportional to 7,673.23, 11,517.74 and 4,758.44 is: 7,142.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,673.23 : 11,517.74 = 4,758.44 : x
  2. Step 2: Convert to fraction form
    7,673.23/11,517.74 = 4,758.44/x
  3. Step 3: Cross multiply
    7,673.23x = 11,517.74 × 4,758.44
  4. Step 4: Simplify right side
    7,673.23x = 54,806,450.93
  5. Step 5: Solve for x
    x = 54,806,450.93/7,673.23
  6. Step 6: Final answer
    x = 7,142.56

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1.5x scale

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.