Home / 10,806.42-16,205.52-4,958.92

Finding the Fourth Proportional to 10,806.42, 16,205.52 and 4,958.92

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Solution

The fourth proportional to 10,806.42, 16,205.52 and 4,958.92 is: 7,436.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,806.42 : 16,205.52 = 4,958.92 : x
  2. Step 2: Convert to fraction form
    10,806.42/16,205.52 = 4,958.92/x
  3. Step 3: Cross multiply
    10,806.42x = 16,205.52 × 4,958.92
  4. Step 4: Simplify right side
    10,806.42x = 80,361,877.24
  5. Step 5: Solve for x
    x = 80,361,877.24/10,806.42
  6. Step 6: Final answer
    x = 7,436.49

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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.