Home / 5,727.89-7,904.44-5,257.69

Finding the Fourth Proportional to 5,727.89, 7,904.44 and 5,257.69

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Solution

The fourth proportional to 5,727.89, 7,904.44 and 5,257.69 is: 7,255.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,727.89 : 7,904.44 = 5,257.69 : x
  2. Step 2: Convert to fraction form
    5,727.89/7,904.44 = 5,257.69/x
  3. Step 3: Cross multiply
    5,727.89x = 7,904.44 × 5,257.69
  4. Step 4: Simplify right side
    5,727.89x = 41,559,055.62
  5. Step 5: Solve for x
    x = 41,559,055.62/5,727.89
  6. Step 6: Final answer
    x = 7,255.56

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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.