Home / 5,689.04-8,542.82-3,511.61

Finding the Fourth Proportional to 5,689.04, 8,542.82 and 3,511.61

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Solution

The fourth proportional to 5,689.04, 8,542.82 and 3,511.61 is: 5,273.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,689.04 : 8,542.82 = 3,511.61 : x
  2. Step 2: Convert to fraction form
    5,689.04/8,542.82 = 3,511.61/x
  3. Step 3: Cross multiply
    5,689.04x = 8,542.82 × 3,511.61
  4. Step 4: Simplify right side
    5,689.04x = 29,998,991.87
  5. Step 5: Solve for x
    x = 29,998,991.87/5,689.04
  6. Step 6: Final answer
    x = 5,273.12

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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.