Home / 3,221.54-4,445.01-2,044.10

Finding the Fourth Proportional to 3,221.54, 4,445.01 and 2,044.10

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Solution

The fourth proportional to 3,221.54, 4,445.01 and 2,044.10 is: 2,820.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221.54 : 4,445.01 = 2,044.10 : x
  2. Step 2: Convert to fraction form
    3,221.54/4,445.01 = 2,044.10/x
  3. Step 3: Cross multiply
    3,221.54x = 4,445.01 × 2,044.10
  4. Step 4: Simplify right side
    3,221.54x = 9,086,044.94
  5. Step 5: Solve for x
    x = 9,086,044.94/3,221.54
  6. Step 6: Final answer
    x = 2,820.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.