Home / 4,819.31-6,649.14-2,694.54

Finding the Fourth Proportional to 4,819.31, 6,649.14 and 2,694.54

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Solution

The fourth proportional to 4,819.31, 6,649.14 and 2,694.54 is: 3,717.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.31 : 6,649.14 = 2,694.54 : x
  2. Step 2: Convert to fraction form
    4,819.31/6,649.14 = 2,694.54/x
  3. Step 3: Cross multiply
    4,819.31x = 6,649.14 × 2,694.54
  4. Step 4: Simplify right side
    4,819.31x = 17,916,373.70
  5. Step 5: Solve for x
    x = 17,916,373.70/4,819.31
  6. Step 6: Final answer
    x = 3,717.62

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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.