Home / 3,511.17-4,843.91-2,185.29

Finding the Fourth Proportional to 3,511.17, 4,843.91 and 2,185.29

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Solution

The fourth proportional to 3,511.17, 4,843.91 and 2,185.29 is: 3,014.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511.17 : 4,843.91 = 2,185.29 : x
  2. Step 2: Convert to fraction form
    3,511.17/4,843.91 = 2,185.29/x
  3. Step 3: Cross multiply
    3,511.17x = 4,843.91 × 2,185.29
  4. Step 4: Simplify right side
    3,511.17x = 10,585,337.16
  5. Step 5: Solve for x
    x = 10,585,337.16/3,511.17
  6. Step 6: Final answer
    x = 3,014.76

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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.