Home / 5,727.27-7,904.09-3,209.94

Finding the Fourth Proportional to 5,727.27, 7,904.09 and 3,209.94

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Solution

The fourth proportional to 5,727.27, 7,904.09 and 3,209.94 is: 4,429.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,727.27 : 7,904.09 = 3,209.94 : x
  2. Step 2: Convert to fraction form
    5,727.27/7,904.09 = 3,209.94/x
  3. Step 3: Cross multiply
    5,727.27x = 7,904.09 × 3,209.94
  4. Step 4: Simplify right side
    5,727.27x = 25,371,654.65
  5. Step 5: Solve for x
    x = 25,371,654.65/5,727.27
  6. Step 6: Final answer
    x = 4,429.97

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1.5x scale

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.