Home / 10,212.24-14,082.21-8,084.37

Finding the Fourth Proportional to 10,212.24, 14,082.21 and 8,084.37

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Solution

The fourth proportional to 10,212.24, 14,082.21 and 8,084.37 is: 11,147.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,212.24 : 14,082.21 = 8,084.37 : x
  2. Step 2: Convert to fraction form
    10,212.24/14,082.21 = 8,084.37/x
  3. Step 3: Cross multiply
    10,212.24x = 14,082.21 × 8,084.37
  4. Step 4: Simplify right side
    10,212.24x = 113,845,796.06
  5. Step 5: Solve for x
    x = 113,845,796.06/10,212.24
  6. Step 6: Final answer
    x = 11,147.97

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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.