Home / 10,742.73-16,119.96-4,169.17

Finding the Fourth Proportional to 10,742.73, 16,119.96 and 4,169.17

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Solution

The fourth proportional to 10,742.73, 16,119.96 and 4,169.17 is: 6,256.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,742.73 : 16,119.96 = 4,169.17 : x
  2. Step 2: Convert to fraction form
    10,742.73/16,119.96 = 4,169.17/x
  3. Step 3: Cross multiply
    10,742.73x = 16,119.96 × 4,169.17
  4. Step 4: Simplify right side
    10,742.73x = 67,206,853.63
  5. Step 5: Solve for x
    x = 67,206,853.63/10,742.73
  6. Step 6: Final answer
    x = 6,256.03

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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.