Home / 10,227.89-15,334.45-3,982.64

Finding the Fourth Proportional to 10,227.89, 15,334.45 and 3,982.64

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Solution

The fourth proportional to 10,227.89, 15,334.45 and 3,982.64 is: 5,971.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,227.89 : 15,334.45 = 3,982.64 : x
  2. Step 2: Convert to fraction form
    10,227.89/15,334.45 = 3,982.64/x
  3. Step 3: Cross multiply
    10,227.89x = 15,334.45 × 3,982.64
  4. Step 4: Simplify right side
    10,227.89x = 61,071,507.32
  5. Step 5: Solve for x
    x = 61,071,507.32/10,227.89
  6. Step 6: Final answer
    x = 5,971.07

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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.