Home / 10,203.96-15,302.88-3,629.28

Finding the Fourth Proportional to 10,203.96, 15,302.88 and 3,629.28

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Solution

The fourth proportional to 10,203.96, 15,302.88 and 3,629.28 is: 5,442.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,203.96 : 15,302.88 = 3,629.28 : x
  2. Step 2: Convert to fraction form
    10,203.96/15,302.88 = 3,629.28/x
  3. Step 3: Cross multiply
    10,203.96x = 15,302.88 × 3,629.28
  4. Step 4: Simplify right side
    10,203.96x = 55,538,436.33
  5. Step 5: Solve for x
    x = 55,538,436.33/10,203.96
  6. Step 6: Final answer
    x = 5,442.83

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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.