Home / 10,408.56-15,611.22-3,833.28

Finding the Fourth Proportional to 10,408.56, 15,611.22 and 3,833.28

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Solution

The fourth proportional to 10,408.56, 15,611.22 and 3,833.28 is: 5,749.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,408.56 : 15,611.22 = 3,833.28 : x
  2. Step 2: Convert to fraction form
    10,408.56/15,611.22 = 3,833.28/x
  3. Step 3: Cross multiply
    10,408.56x = 15,611.22 × 3,833.28
  4. Step 4: Simplify right side
    10,408.56x = 59,842,177.40
  5. Step 5: Solve for x
    x = 59,842,177.40/10,408.56
  6. Step 6: Final answer
    x = 5,749.32

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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.