Home / 2,899.33-4,003.68-1,853.22

Finding the Fourth Proportional to 2,899.33, 4,003.68 and 1,853.22

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Solution

The fourth proportional to 2,899.33, 4,003.68 and 1,853.22 is: 2,559.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899.33 : 4,003.68 = 1,853.22 : x
  2. Step 2: Convert to fraction form
    2,899.33/4,003.68 = 1,853.22/x
  3. Step 3: Cross multiply
    2,899.33x = 4,003.68 × 1,853.22
  4. Step 4: Simplify right side
    2,899.33x = 7,419,699.85
  5. Step 5: Solve for x
    x = 7,419,699.85/2,899.33
  6. Step 6: Final answer
    x = 2,559.11

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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.