Home / 2,935.88-4,049.72-2,305.46

Finding the Fourth Proportional to 2,935.88, 4,049.72 and 2,305.46

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Solution

The fourth proportional to 2,935.88, 4,049.72 and 2,305.46 is: 3,180.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935.88 : 4,049.72 = 2,305.46 : x
  2. Step 2: Convert to fraction form
    2,935.88/4,049.72 = 2,305.46/x
  3. Step 3: Cross multiply
    2,935.88x = 4,049.72 × 2,305.46
  4. Step 4: Simplify right side
    2,935.88x = 9,336,467.47
  5. Step 5: Solve for x
    x = 9,336,467.47/2,935.88
  6. Step 6: Final answer
    x = 3,180.13

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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.