Home / 10,771.24-16,154.10-4,193.80

Finding the Fourth Proportional to 10,771.24, 16,154.10 and 4,193.80

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Solution

The fourth proportional to 10,771.24, 16,154.10 and 4,193.80 is: 6,289.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,771.24 : 16,154.10 = 4,193.80 : x
  2. Step 2: Convert to fraction form
    10,771.24/16,154.10 = 4,193.80/x
  3. Step 3: Cross multiply
    10,771.24x = 16,154.10 × 4,193.80
  4. Step 4: Simplify right side
    10,771.24x = 67,747,064.58
  5. Step 5: Solve for x
    x = 67,747,064.58/10,771.24
  6. Step 6: Final answer
    x = 6,289.63

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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.