Home / 9,083.28-13,619.79-3,157.44

Finding the Fourth Proportional to 9,083.28, 13,619.79 and 3,157.44

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Solution

The fourth proportional to 9,083.28, 13,619.79 and 3,157.44 is: 4,734.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,083.28 : 13,619.79 = 3,157.44 : x
  2. Step 2: Convert to fraction form
    9,083.28/13,619.79 = 3,157.44/x
  3. Step 3: Cross multiply
    9,083.28x = 13,619.79 × 3,157.44
  4. Step 4: Simplify right side
    9,083.28x = 43,003,669.74
  5. Step 5: Solve for x
    x = 43,003,669.74/9,083.28
  6. Step 6: Final answer
    x = 4,734.38

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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.