Home / 6,820.33-10,230.69-2,660.17

Finding the Fourth Proportional to 6,820.33, 10,230.69 and 2,660.17

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Solution

The fourth proportional to 6,820.33, 10,230.69 and 2,660.17 is: 3,990.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,820.33 : 10,230.69 = 2,660.17 : x
  2. Step 2: Convert to fraction form
    6,820.33/10,230.69 = 2,660.17/x
  3. Step 3: Cross multiply
    6,820.33x = 10,230.69 × 2,660.17
  4. Step 4: Simplify right side
    6,820.33x = 27,215,310.16
  5. Step 5: Solve for x
    x = 27,215,310.16/6,820.33
  6. Step 6: Final answer
    x = 3,990.32

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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.