Home / 2,964.66-4,091.76-1,786.38

Finding the Fourth Proportional to 2,964.66, 4,091.76 and 1,786.38

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Solution

The fourth proportional to 2,964.66, 4,091.76 and 1,786.38 is: 2,465.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,964.66 : 4,091.76 = 1,786.38 : x
  2. Step 2: Convert to fraction form
    2,964.66/4,091.76 = 1,786.38/x
  3. Step 3: Cross multiply
    2,964.66x = 4,091.76 × 1,786.38
  4. Step 4: Simplify right side
    2,964.66x = 7,309,438.23
  5. Step 5: Solve for x
    x = 7,309,438.23/2,964.66
  6. Step 6: Final answer
    x = 2,465.52

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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.