Home / 3,334.23-5,003.31-1,386.42

Finding the Fourth Proportional to 3,334.23, 5,003.31 and 1,386.42

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Solution

The fourth proportional to 3,334.23, 5,003.31 and 1,386.42 is: 2,080.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,334.23 : 5,003.31 = 1,386.42 : x
  2. Step 2: Convert to fraction form
    3,334.23/5,003.31 = 1,386.42/x
  3. Step 3: Cross multiply
    3,334.23x = 5,003.31 × 1,386.42
  4. Step 4: Simplify right side
    3,334.23x = 6,936,689.05
  5. Step 5: Solve for x
    x = 6,936,689.05/3,334.23
  6. Step 6: Final answer
    x = 2,080.45

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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.