Home / 4,892.28-7,335.23-3,221.35

Finding the Fourth Proportional to 4,892.28, 7,335.23 and 3,221.35

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Solution

The fourth proportional to 4,892.28, 7,335.23 and 3,221.35 is: 4,829.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892.28 : 7,335.23 = 3,221.35 : x
  2. Step 2: Convert to fraction form
    4,892.28/7,335.23 = 3,221.35/x
  3. Step 3: Cross multiply
    4,892.28x = 7,335.23 × 3,221.35
  4. Step 4: Simplify right side
    4,892.28x = 23,629,290.38
  5. Step 5: Solve for x
    x = 23,629,290.38/4,892.28
  6. Step 6: Final answer
    x = 4,829.92

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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.