Home / 10,244.40-15,365.79-3,669.90

Finding the Fourth Proportional to 10,244.40, 15,365.79 and 3,669.90

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Solution

The fourth proportional to 10,244.40, 15,365.79 and 3,669.90 is: 5,504.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,244.40 : 15,365.79 = 3,669.90 : x
  2. Step 2: Convert to fraction form
    10,244.40/15,365.79 = 3,669.90/x
  3. Step 3: Cross multiply
    10,244.40x = 15,365.79 × 3,669.90
  4. Step 4: Simplify right side
    10,244.40x = 56,390,912.72
  5. Step 5: Solve for x
    x = 56,390,912.72/10,244.40
  6. Step 6: Final answer
    x = 5,504.56

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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.