Home / 10,201.91-15,302.29-3,086.03

Finding the Fourth Proportional to 10,201.91, 15,302.29 and 3,086.03

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Solution

The fourth proportional to 10,201.91, 15,302.29 and 3,086.03 is: 4,628.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,201.91 : 15,302.29 = 3,086.03 : x
  2. Step 2: Convert to fraction form
    10,201.91/15,302.29 = 3,086.03/x
  3. Step 3: Cross multiply
    10,201.91x = 15,302.29 × 3,086.03
  4. Step 4: Simplify right side
    10,201.91x = 47,223,362.34
  5. Step 5: Solve for x
    x = 47,223,362.34/10,201.91
  6. Step 6: Final answer
    x = 4,628.88

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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.