Home / 10,679.89-16,021.66-3,284.18

Finding the Fourth Proportional to 10,679.89, 16,021.66 and 3,284.18

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Solution

The fourth proportional to 10,679.89, 16,021.66 and 3,284.18 is: 4,926.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,679.89 : 16,021.66 = 3,284.18 : x
  2. Step 2: Convert to fraction form
    10,679.89/16,021.66 = 3,284.18/x
  3. Step 3: Cross multiply
    10,679.89x = 16,021.66 × 3,284.18
  4. Step 4: Simplify right side
    10,679.89x = 52,618,083.38
  5. Step 5: Solve for x
    x = 52,618,083.38/10,679.89
  6. Step 6: Final answer
    x = 4,926.84

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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.