Home / 2,379.88-3,266.73-2,112.04

Finding the Fourth Proportional to 2,379.88, 3,266.73 and 2,112.04

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Solution

The fourth proportional to 2,379.88, 3,266.73 and 2,112.04 is: 2,899.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,379.88 : 3,266.73 = 2,112.04 : x
  2. Step 2: Convert to fraction form
    2,379.88/3,266.73 = 2,112.04/x
  3. Step 3: Cross multiply
    2,379.88x = 3,266.73 × 2,112.04
  4. Step 4: Simplify right side
    2,379.88x = 6,899,464.43
  5. Step 5: Solve for x
    x = 6,899,464.43/2,379.88
  6. Step 6: Final answer
    x = 2,899.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.