Home / 4,979.43-7,460.91-3,125.97

Finding the Fourth Proportional to 4,979.43, 7,460.91 and 3,125.97

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Solution

The fourth proportional to 4,979.43, 7,460.91 and 3,125.97 is: 4,683.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,979.43 : 7,460.91 = 3,125.97 : x
  2. Step 2: Convert to fraction form
    4,979.43/7,460.91 = 3,125.97/x
  3. Step 3: Cross multiply
    4,979.43x = 7,460.91 × 3,125.97
  4. Step 4: Simplify right side
    4,979.43x = 23,322,580.83
  5. Step 5: Solve for x
    x = 23,322,580.83/4,979.43
  6. Step 6: Final answer
    x = 4,683.79

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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.