Home / 2,305.82-3,182.64-1,521.02

Finding the Fourth Proportional to 2,305.82, 3,182.64 and 1,521.02

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Solution

The fourth proportional to 2,305.82, 3,182.64 and 1,521.02 is: 2,099.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,305.82 : 3,182.64 = 1,521.02 : x
  2. Step 2: Convert to fraction form
    2,305.82/3,182.64 = 1,521.02/x
  3. Step 3: Cross multiply
    2,305.82x = 3,182.64 × 1,521.02
  4. Step 4: Simplify right side
    2,305.82x = 4,840,859.09
  5. Step 5: Solve for x
    x = 4,840,859.09/2,305.82
  6. Step 6: Final answer
    x = 2,099.41

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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.