Home / 3,301.74-4,954.59-1,221.39

Finding the Fourth Proportional to 3,301.74, 4,954.59 and 1,221.39

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Solution

The fourth proportional to 3,301.74, 4,954.59 and 1,221.39 is: 1,832.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301.74 : 4,954.59 = 1,221.39 : x
  2. Step 2: Convert to fraction form
    3,301.74/4,954.59 = 1,221.39/x
  3. Step 3: Cross multiply
    3,301.74x = 4,954.59 × 1,221.39
  4. Step 4: Simplify right side
    3,301.74x = 6,051,486.68
  5. Step 5: Solve for x
    x = 6,051,486.68/3,301.74
  6. Step 6: Final answer
    x = 1,832.82

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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.