Home / 2,982.24-4,115.69-2,098.33

Finding the Fourth Proportional to 2,982.24, 4,115.69 and 2,098.33

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Solution

The fourth proportional to 2,982.24, 4,115.69 and 2,098.33 is: 2,895.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982.24 : 4,115.69 = 2,098.33 : x
  2. Step 2: Convert to fraction form
    2,982.24/4,115.69 = 2,098.33/x
  3. Step 3: Cross multiply
    2,982.24x = 4,115.69 × 2,098.33
  4. Step 4: Simplify right side
    2,982.24x = 8,636,075.80
  5. Step 5: Solve for x
    x = 8,636,075.80/2,982.24
  6. Step 6: Final answer
    x = 2,895.84

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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.