Home / 3,324.12-4,985.91-1,936.58

Finding the Fourth Proportional to 3,324.12, 4,985.91 and 1,936.58

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Solution

The fourth proportional to 3,324.12, 4,985.91 and 1,936.58 is: 2,904.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.12 : 4,985.91 = 1,936.58 : x
  2. Step 2: Convert to fraction form
    3,324.12/4,985.91 = 1,936.58/x
  3. Step 3: Cross multiply
    3,324.12x = 4,985.91 × 1,936.58
  4. Step 4: Simplify right side
    3,324.12x = 9,655,588.66
  5. Step 5: Solve for x
    x = 9,655,588.66/3,324.12
  6. Step 6: Final answer
    x = 2,904.71

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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.