Home / 8,137.17-11,229.15-4,552.21

Finding the Fourth Proportional to 8,137.17, 11,229.15 and 4,552.21

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Solution

The fourth proportional to 8,137.17, 11,229.15 and 4,552.21 is: 6,281.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,137.17 : 11,229.15 = 4,552.21 : x
  2. Step 2: Convert to fraction form
    8,137.17/11,229.15 = 4,552.21/x
  3. Step 3: Cross multiply
    8,137.17x = 11,229.15 × 4,552.21
  4. Step 4: Simplify right side
    8,137.17x = 51,117,448.92
  5. Step 5: Solve for x
    x = 51,117,448.92/8,137.17
  6. Step 6: Final answer
    x = 6,281.97

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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.