Home / 1,964.25-2,709.71-1,301.66

Finding the Fourth Proportional to 1,964.25, 2,709.71 and 1,301.66

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Solution

The fourth proportional to 1,964.25, 2,709.71 and 1,301.66 is: 1,795.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964.25 : 2,709.71 = 1,301.66 : x
  2. Step 2: Convert to fraction form
    1,964.25/2,709.71 = 1,301.66/x
  3. Step 3: Cross multiply
    1,964.25x = 2,709.71 × 1,301.66
  4. Step 4: Simplify right side
    1,964.25x = 3,527,121.12
  5. Step 5: Solve for x
    x = 3,527,121.12/1,964.25
  6. Step 6: Final answer
    x = 1,795.66

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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.