Home / 4,739.27-7,110.75-1,965.23

Finding the Fourth Proportional to 4,739.27, 7,110.75 and 1,965.23

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Solution

The fourth proportional to 4,739.27, 7,110.75 and 1,965.23 is: 2,948.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739.27 : 7,110.75 = 1,965.23 : x
  2. Step 2: Convert to fraction form
    4,739.27/7,110.75 = 1,965.23/x
  3. Step 3: Cross multiply
    4,739.27x = 7,110.75 × 1,965.23
  4. Step 4: Simplify right side
    4,739.27x = 13,974,286.65
  5. Step 5: Solve for x
    x = 13,974,286.65/4,739.27
  6. Step 6: Final answer
    x = 2,948.62

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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.