Home / 10,766.44-16,146.78-4,609

Finding the Fourth Proportional to 10,766.44, 16,146.78 and 4,609

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Solution

The fourth proportional to 10,766.44, 16,146.78 and 4,609 is: 6,912.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,766.44 : 16,146.78 = 4,609 : x
  2. Step 2: Convert to fraction form
    10,766.44/16,146.78 = 4,609/x
  3. Step 3: Cross multiply
    10,766.44x = 16,146.78 × 4,609
  4. Step 4: Simplify right side
    10,766.44x = 74,420,509.02
  5. Step 5: Solve for x
    x = 74,420,509.02/10,766.44
  6. Step 6: Final answer
    x = 6,912.27

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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.