Home / 10,809.24-16,206.66-3,882.84

Finding the Fourth Proportional to 10,809.24, 16,206.66 and 3,882.84

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Solution

The fourth proportional to 10,809.24, 16,206.66 and 3,882.84 is: 5,821.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,809.24 : 16,206.66 = 3,882.84 : x
  2. Step 2: Convert to fraction form
    10,809.24/16,206.66 = 3,882.84/x
  3. Step 3: Cross multiply
    10,809.24x = 16,206.66 × 3,882.84
  4. Step 4: Simplify right side
    10,809.24x = 62,927,867.71
  5. Step 5: Solve for x
    x = 62,927,867.71/10,809.24
  6. Step 6: Final answer
    x = 5,821.67

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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.