Home / 3,543.66-4,891.23-2,216.61

Finding the Fourth Proportional to 3,543.66, 4,891.23 and 2,216.61

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Solution

The fourth proportional to 3,543.66, 4,891.23 and 2,216.61 is: 3,059.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543.66 : 4,891.23 = 2,216.61 : x
  2. Step 2: Convert to fraction form
    3,543.66/4,891.23 = 2,216.61/x
  3. Step 3: Cross multiply
    3,543.66x = 4,891.23 × 2,216.61
  4. Step 4: Simplify right side
    3,543.66x = 10,841,949.33
  5. Step 5: Solve for x
    x = 10,841,949.33/3,543.66
  6. Step 6: Final answer
    x = 3,059.53

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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.