Home / 5,009.23-6,910.78-3,019.97

Finding the Fourth Proportional to 5,009.23, 6,910.78 and 3,019.97

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Solution

The fourth proportional to 5,009.23, 6,910.78 and 3,019.97 is: 4,166.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,009.23 : 6,910.78 = 3,019.97 : x
  2. Step 2: Convert to fraction form
    5,009.23/6,910.78 = 3,019.97/x
  3. Step 3: Cross multiply
    5,009.23x = 6,910.78 × 3,019.97
  4. Step 4: Simplify right side
    5,009.23x = 20,870,348.28
  5. Step 5: Solve for x
    x = 20,870,348.28/5,009.23
  6. Step 6: Final answer
    x = 4,166.38

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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.