Home / 2,992.33-4,122.66-2,205.01

Finding the Fourth Proportional to 2,992.33, 4,122.66 and 2,205.01

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Solution

The fourth proportional to 2,992.33, 4,122.66 and 2,205.01 is: 3,037.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992.33 : 4,122.66 = 2,205.01 : x
  2. Step 2: Convert to fraction form
    2,992.33/4,122.66 = 2,205.01/x
  3. Step 3: Cross multiply
    2,992.33x = 4,122.66 × 2,205.01
  4. Step 4: Simplify right side
    2,992.33x = 9,090,506.53
  5. Step 5: Solve for x
    x = 9,090,506.53/2,992.33
  6. Step 6: Final answer
    x = 3,037.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.