Home / 10,722.78-16,083.56-3,226.18

Finding the Fourth Proportional to 10,722.78, 16,083.56 and 3,226.18

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Solution

The fourth proportional to 10,722.78, 16,083.56 and 3,226.18 is: 4,839.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,722.78 : 16,083.56 = 3,226.18 : x
  2. Step 2: Convert to fraction form
    10,722.78/16,083.56 = 3,226.18/x
  3. Step 3: Cross multiply
    10,722.78x = 16,083.56 × 3,226.18
  4. Step 4: Simplify right side
    10,722.78x = 51,888,459.60
  5. Step 5: Solve for x
    x = 51,888,459.60/10,722.78
  6. Step 6: Final answer
    x = 4,839.09

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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.