Home / 3,098.50-4,636.08-2,175.88

Finding the Fourth Proportional to 3,098.50, 4,636.08 and 2,175.88

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Solution

The fourth proportional to 3,098.50, 4,636.08 and 2,175.88 is: 3,255.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.50 : 4,636.08 = 2,175.88 : x
  2. Step 2: Convert to fraction form
    3,098.50/4,636.08 = 2,175.88/x
  3. Step 3: Cross multiply
    3,098.50x = 4,636.08 × 2,175.88
  4. Step 4: Simplify right side
    3,098.50x = 10,087,553.75
  5. Step 5: Solve for x
    x = 10,087,553.75/3,098.50
  6. Step 6: Final answer
    x = 3,255.62

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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.