Home / 4,892.78-7,325.19-3,246.05

Finding the Fourth Proportional to 4,892.78, 7,325.19 and 3,246.05

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Solution

The fourth proportional to 4,892.78, 7,325.19 and 3,246.05 is: 4,859.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892.78 : 7,325.19 = 3,246.05 : x
  2. Step 2: Convert to fraction form
    4,892.78/7,325.19 = 3,246.05/x
  3. Step 3: Cross multiply
    4,892.78x = 7,325.19 × 3,246.05
  4. Step 4: Simplify right side
    4,892.78x = 23,777,951.31
  5. Step 5: Solve for x
    x = 23,777,951.31/4,892.78
  6. Step 6: Final answer
    x = 4,859.80

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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.