Home / 10,679.35-16,020.56-3,284.43

Finding the Fourth Proportional to 10,679.35, 16,020.56 and 3,284.43

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Solution

The fourth proportional to 10,679.35, 16,020.56 and 3,284.43 is: 4,927.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,679.35 : 16,020.56 = 3,284.43 : x
  2. Step 2: Convert to fraction form
    10,679.35/16,020.56 = 3,284.43/x
  3. Step 3: Cross multiply
    10,679.35x = 16,020.56 × 3,284.43
  4. Step 4: Simplify right side
    10,679.35x = 52,618,391.46
  5. Step 5: Solve for x
    x = 52,618,391.46/10,679.35
  6. Step 6: Final answer
    x = 4,927.12

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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.