Home / 5,162.54-7,121.07-4,297.97

Finding the Fourth Proportional to 5,162.54, 7,121.07 and 4,297.97

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Solution

The fourth proportional to 5,162.54, 7,121.07 and 4,297.97 is: 5,928.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,162.54 : 7,121.07 = 4,297.97 : x
  2. Step 2: Convert to fraction form
    5,162.54/7,121.07 = 4,297.97/x
  3. Step 3: Cross multiply
    5,162.54x = 7,121.07 × 4,297.97
  4. Step 4: Simplify right side
    5,162.54x = 30,606,109.62
  5. Step 5: Solve for x
    x = 30,606,109.62/5,162.54
  6. Step 6: Final answer
    x = 5,928.50

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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.