Home / 6,213.19-8,573.94-3,380.57

Finding the Fourth Proportional to 6,213.19, 8,573.94 and 3,380.57

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Solution

The fourth proportional to 6,213.19, 8,573.94 and 3,380.57 is: 4,665.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,213.19 : 8,573.94 = 3,380.57 : x
  2. Step 2: Convert to fraction form
    6,213.19/8,573.94 = 3,380.57/x
  3. Step 3: Cross multiply
    6,213.19x = 8,573.94 × 3,380.57
  4. Step 4: Simplify right side
    6,213.19x = 28,984,802.12
  5. Step 5: Solve for x
    x = 28,984,802.12/6,213.19
  6. Step 6: Final answer
    x = 4,665.05

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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.