Home / 4,143.17-6,217.07-3,220.58

Finding the Fourth Proportional to 4,143.17, 6,217.07 and 3,220.58

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Solution

The fourth proportional to 4,143.17, 6,217.07 and 3,220.58 is: 4,832.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.17 : 6,217.07 = 3,220.58 : x
  2. Step 2: Convert to fraction form
    4,143.17/6,217.07 = 3,220.58/x
  3. Step 3: Cross multiply
    4,143.17x = 6,217.07 × 3,220.58
  4. Step 4: Simplify right side
    4,143.17x = 20,022,524.11
  5. Step 5: Solve for x
    x = 20,022,524.11/4,143.17
  6. Step 6: Final answer
    x = 4,832.66

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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.