Home / 11,882.63-17,823.23-4,486.11

Finding the Fourth Proportional to 11,882.63, 17,823.23 and 4,486.11

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Solution

The fourth proportional to 11,882.63, 17,823.23 and 4,486.11 is: 6,728.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,882.63 : 17,823.23 = 4,486.11 : x
  2. Step 2: Convert to fraction form
    11,882.63/17,823.23 = 4,486.11/x
  3. Step 3: Cross multiply
    11,882.63x = 17,823.23 × 4,486.11
  4. Step 4: Simplify right side
    11,882.63x = 79,956,947.90
  5. Step 5: Solve for x
    x = 79,956,947.90/11,882.63
  6. Step 6: Final answer
    x = 6,728.90

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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.