Home / 2,481.22-3,424.01-1,404.39

Finding the Fourth Proportional to 2,481.22, 3,424.01 and 1,404.39

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Solution

The fourth proportional to 2,481.22, 3,424.01 and 1,404.39 is: 1,938.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481.22 : 3,424.01 = 1,404.39 : x
  2. Step 2: Convert to fraction form
    2,481.22/3,424.01 = 1,404.39/x
  3. Step 3: Cross multiply
    2,481.22x = 3,424.01 × 1,404.39
  4. Step 4: Simplify right side
    2,481.22x = 4,808,645.40
  5. Step 5: Solve for x
    x = 4,808,645.40/2,481.22
  6. Step 6: Final answer
    x = 1,938.02

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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.