Home / 10,882.62-16,311.78-4,303.80

Finding the Fourth Proportional to 10,882.62, 16,311.78 and 4,303.80

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Solution

The fourth proportional to 10,882.62, 16,311.78 and 4,303.80 is: 6,450.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,882.62 : 16,311.78 = 4,303.80 : x
  2. Step 2: Convert to fraction form
    10,882.62/16,311.78 = 4,303.80/x
  3. Step 3: Cross multiply
    10,882.62x = 16,311.78 × 4,303.80
  4. Step 4: Simplify right side
    10,882.62x = 70,202,638.76
  5. Step 5: Solve for x
    x = 70,202,638.76/10,882.62
  6. Step 6: Final answer
    x = 6,450.89

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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.