Home / 3,281.91-4,916.03-1,633.46

Finding the Fourth Proportional to 3,281.91, 4,916.03 and 1,633.46

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Solution

The fourth proportional to 3,281.91, 4,916.03 and 1,633.46 is: 2,446.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281.91 : 4,916.03 = 1,633.46 : x
  2. Step 2: Convert to fraction form
    3,281.91/4,916.03 = 1,633.46/x
  3. Step 3: Cross multiply
    3,281.91x = 4,916.03 × 1,633.46
  4. Step 4: Simplify right side
    3,281.91x = 8,030,138.36
  5. Step 5: Solve for x
    x = 8,030,138.36/3,281.91
  6. Step 6: Final answer
    x = 2,446.79

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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.