Home / 8,154.44-12,227.91-2,606.55

Finding the Fourth Proportional to 8,154.44, 12,227.91 and 2,606.55

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Solution

The fourth proportional to 8,154.44, 12,227.91 and 2,606.55 is: 3,908.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,154.44 : 12,227.91 = 2,606.55 : x
  2. Step 2: Convert to fraction form
    8,154.44/12,227.91 = 2,606.55/x
  3. Step 3: Cross multiply
    8,154.44x = 12,227.91 × 2,606.55
  4. Step 4: Simplify right side
    8,154.44x = 31,872,658.81
  5. Step 5: Solve for x
    x = 31,872,658.81/8,154.44
  6. Step 6: Final answer
    x = 3,908.63

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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.