Home / 5,111.92-7,052.06-3,319.26

Finding the Fourth Proportional to 5,111.92, 7,052.06 and 3,319.26

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Solution

The fourth proportional to 5,111.92, 7,052.06 and 3,319.26 is: 4,579.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,111.92 : 7,052.06 = 3,319.26 : x
  2. Step 2: Convert to fraction form
    5,111.92/7,052.06 = 3,319.26/x
  3. Step 3: Cross multiply
    5,111.92x = 7,052.06 × 3,319.26
  4. Step 4: Simplify right side
    5,111.92x = 23,407,620.68
  5. Step 5: Solve for x
    x = 23,407,620.68/5,111.92
  6. Step 6: Final answer
    x = 4,579.03

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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.