Home / 2,936.04-4,398.62-2,101.38

Finding the Fourth Proportional to 2,936.04, 4,398.62 and 2,101.38

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Solution

The fourth proportional to 2,936.04, 4,398.62 and 2,101.38 is: 3,148.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.04 : 4,398.62 = 2,101.38 : x
  2. Step 2: Convert to fraction form
    2,936.04/4,398.62 = 2,101.38/x
  3. Step 3: Cross multiply
    2,936.04x = 4,398.62 × 2,101.38
  4. Step 4: Simplify right side
    2,936.04x = 9,243,161.59
  5. Step 5: Solve for x
    x = 9,243,161.59/2,936.04
  6. Step 6: Final answer
    x = 3,148.17

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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.