Home / 10,118.70-13,958.19-5,926.14

Finding the Fourth Proportional to 10,118.70, 13,958.19 and 5,926.14

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Solution

The fourth proportional to 10,118.70, 13,958.19 and 5,926.14 is: 8,174.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,118.70 : 13,958.19 = 5,926.14 : x
  2. Step 2: Convert to fraction form
    10,118.70/13,958.19 = 5,926.14/x
  3. Step 3: Cross multiply
    10,118.70x = 13,958.19 × 5,926.14
  4. Step 4: Simplify right side
    10,118.70x = 82,718,188.09
  5. Step 5: Solve for x
    x = 82,718,188.09/10,118.70
  6. Step 6: Final answer
    x = 8,174.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.