Home / 3,005.48-4,508.22-1,972.02

Finding the Fourth Proportional to 3,005.48, 4,508.22 and 1,972.02

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Solution

The fourth proportional to 3,005.48, 4,508.22 and 1,972.02 is: 2,958.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005.48 : 4,508.22 = 1,972.02 : x
  2. Step 2: Convert to fraction form
    3,005.48/4,508.22 = 1,972.02/x
  3. Step 3: Cross multiply
    3,005.48x = 4,508.22 × 1,972.02
  4. Step 4: Simplify right side
    3,005.48x = 8,890,324.31
  5. Step 5: Solve for x
    x = 8,890,324.31/3,005.48
  6. Step 6: Final answer
    x = 2,958.04

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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.