Home / 3,334.82-5,001.30-1,386.59

Finding the Fourth Proportional to 3,334.82, 5,001.30 and 1,386.59

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Solution

The fourth proportional to 3,334.82, 5,001.30 and 1,386.59 is: 2,079.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,334.82 : 5,001.30 = 1,386.59 : x
  2. Step 2: Convert to fraction form
    3,334.82/5,001.30 = 1,386.59/x
  3. Step 3: Cross multiply
    3,334.82x = 5,001.30 × 1,386.59
  4. Step 4: Simplify right side
    3,334.82x = 6,934,727.56
  5. Step 5: Solve for x
    x = 6,934,727.56/3,334.82
  6. Step 6: Final answer
    x = 2,079.49

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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.