Home / 7,086.06-10,629.26-3,388.68

Finding the Fourth Proportional to 7,086.06, 10,629.26 and 3,388.68

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Solution

The fourth proportional to 7,086.06, 10,629.26 and 3,388.68 is: 5,083.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,086.06 : 10,629.26 = 3,388.68 : x
  2. Step 2: Convert to fraction form
    7,086.06/10,629.26 = 3,388.68/x
  3. Step 3: Cross multiply
    7,086.06x = 10,629.26 × 3,388.68
  4. Step 4: Simplify right side
    7,086.06x = 36,019,143.83
  5. Step 5: Solve for x
    x = 36,019,143.83/7,086.06
  6. Step 6: Final answer
    x = 5,083.10

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1.5x scale

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.