Home / 2,935.80-4,398.03-1,959.75

Finding the Fourth Proportional to 2,935.80, 4,398.03 and 1,959.75

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Solution

The fourth proportional to 2,935.80, 4,398.03 and 1,959.75 is: 2,935.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935.80 : 4,398.03 = 1,959.75 : x
  2. Step 2: Convert to fraction form
    2,935.80/4,398.03 = 1,959.75/x
  3. Step 3: Cross multiply
    2,935.80x = 4,398.03 × 1,959.75
  4. Step 4: Simplify right side
    2,935.80x = 8,619,039.29
  5. Step 5: Solve for x
    x = 8,619,039.29/2,935.80
  6. Step 6: Final answer
    x = 2,935.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.