Home / 12,049.11-16,627.78-6,743.93

Finding the Fourth Proportional to 12,049.11, 16,627.78 and 6,743.93

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Solution

The fourth proportional to 12,049.11, 16,627.78 and 6,743.93 is: 9,306.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,049.11 : 16,627.78 = 6,743.93 : x
  2. Step 2: Convert to fraction form
    12,049.11/16,627.78 = 6,743.93/x
  3. Step 3: Cross multiply
    12,049.11x = 16,627.78 × 6,743.93
  4. Step 4: Simplify right side
    12,049.11x = 112,136,571.44
  5. Step 5: Solve for x
    x = 112,136,571.44/12,049.11
  6. Step 6: Final answer
    x = 9,306.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.