Home / 2,733.12-4,083.84-2,240.64

Finding the Fourth Proportional to 2,733.12, 4,083.84 and 2,240.64

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Solution

The fourth proportional to 2,733.12, 4,083.84 and 2,240.64 is: 3,347.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,733.12 : 4,083.84 = 2,240.64 : x
  2. Step 2: Convert to fraction form
    2,733.12/4,083.84 = 2,240.64/x
  3. Step 3: Cross multiply
    2,733.12x = 4,083.84 × 2,240.64
  4. Step 4: Simplify right side
    2,733.12x = 9,150,415.26
  5. Step 5: Solve for x
    x = 9,150,415.26/2,733.12
  6. Step 6: Final answer
    x = 3,347.97

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.