Home / 4,869.10-7,310.85-3,414.70

Finding the Fourth Proportional to 4,869.10, 7,310.85 and 3,414.70

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Solution

The fourth proportional to 4,869.10, 7,310.85 and 3,414.70 is: 5,127.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,869.10 : 7,310.85 = 3,414.70 : x
  2. Step 2: Convert to fraction form
    4,869.10/7,310.85 = 3,414.70/x
  3. Step 3: Cross multiply
    4,869.10x = 7,310.85 × 3,414.70
  4. Step 4: Simplify right side
    4,869.10x = 24,964,359.50
  5. Step 5: Solve for x
    x = 24,964,359.50/4,869.10
  6. Step 6: Final answer
    x = 5,127.10

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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.