Home / 6,821.25-10,233.84-2,439.05

Finding the Fourth Proportional to 6,821.25, 10,233.84 and 2,439.05

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Solution

The fourth proportional to 6,821.25, 10,233.84 and 2,439.05 is: 3,659.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,821.25 : 10,233.84 = 2,439.05 : x
  2. Step 2: Convert to fraction form
    6,821.25/10,233.84 = 2,439.05/x
  3. Step 3: Cross multiply
    6,821.25x = 10,233.84 × 2,439.05
  4. Step 4: Simplify right side
    6,821.25x = 24,960,796.28
  5. Step 5: Solve for x
    x = 24,960,796.28/6,821.25
  6. Step 6: Final answer
    x = 3,659.27

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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.