Home / 6,213.10-8,574.22-3,380.62

Finding the Fourth Proportional to 6,213.10, 8,574.22 and 3,380.62

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Solution

The fourth proportional to 6,213.10, 8,574.22 and 3,380.62 is: 4,665.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,213.10 : 8,574.22 = 3,380.62 : x
  2. Step 2: Convert to fraction form
    6,213.10/8,574.22 = 3,380.62/x
  3. Step 3: Cross multiply
    6,213.10x = 8,574.22 × 3,380.62
  4. Step 4: Simplify right side
    6,213.10x = 28,986,179.62
  5. Step 5: Solve for x
    x = 28,986,179.62/6,213.10
  6. Step 6: Final answer
    x = 4,665.33

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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.