Home / 10,806.42-16,209.08-4,233.80

Finding the Fourth Proportional to 10,806.42, 16,209.08 and 4,233.80

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Solution

The fourth proportional to 10,806.42, 16,209.08 and 4,233.80 is: 6,350.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,806.42 : 16,209.08 = 4,233.80 : x
  2. Step 2: Convert to fraction form
    10,806.42/16,209.08 = 4,233.80/x
  3. Step 3: Cross multiply
    10,806.42x = 16,209.08 × 4,233.80
  4. Step 4: Simplify right side
    10,806.42x = 68,626,002.90
  5. Step 5: Solve for x
    x = 68,626,002.90/10,806.42
  6. Step 6: Final answer
    x = 6,350.48

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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.