Home / 3,387.18-5,090.34-2,001.17

Finding the Fourth Proportional to 3,387.18, 5,090.34 and 2,001.17

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Solution

The fourth proportional to 3,387.18, 5,090.34 and 2,001.17 is: 3,007.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387.18 : 5,090.34 = 2,001.17 : x
  2. Step 2: Convert to fraction form
    3,387.18/5,090.34 = 2,001.17/x
  3. Step 3: Cross multiply
    3,387.18x = 5,090.34 × 2,001.17
  4. Step 4: Simplify right side
    3,387.18x = 10,186,655.93
  5. Step 5: Solve for x
    x = 10,186,655.93/3,387.18
  6. Step 6: Final answer
    x = 3,007.41

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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.