Home / 3,181.28-4,769.94-1,233.04

Finding the Fourth Proportional to 3,181.28, 4,769.94 and 1,233.04

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Solution

The fourth proportional to 3,181.28, 4,769.94 and 1,233.04 is: 1,848.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181.28 : 4,769.94 = 1,233.04 : x
  2. Step 2: Convert to fraction form
    3,181.28/4,769.94 = 1,233.04/x
  3. Step 3: Cross multiply
    3,181.28x = 4,769.94 × 1,233.04
  4. Step 4: Simplify right side
    3,181.28x = 5,881,526.82
  5. Step 5: Solve for x
    x = 5,881,526.82/3,181.28
  6. Step 6: Final answer
    x = 1,848.79

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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.