Home / 2,982.25-4,114.87-1,723.11

Finding the Fourth Proportional to 2,982.25, 4,114.87 and 1,723.11

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Solution

The fourth proportional to 2,982.25, 4,114.87 and 1,723.11 is: 2,377.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982.25 : 4,114.87 = 1,723.11 : x
  2. Step 2: Convert to fraction form
    2,982.25/4,114.87 = 1,723.11/x
  3. Step 3: Cross multiply
    2,982.25x = 4,114.87 × 1,723.11
  4. Step 4: Simplify right side
    2,982.25x = 7,090,373.65
  5. Step 5: Solve for x
    x = 7,090,373.65/2,982.25
  6. Step 6: Final answer
    x = 2,377.52

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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.