Home / 4,098.54-5,653.83-2,772.69

Finding the Fourth Proportional to 4,098.54, 5,653.83 and 2,772.69

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Solution

The fourth proportional to 4,098.54, 5,653.83 and 2,772.69 is: 3,824.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,098.54 : 5,653.83 = 2,772.69 : x
  2. Step 2: Convert to fraction form
    4,098.54/5,653.83 = 2,772.69/x
  3. Step 3: Cross multiply
    4,098.54x = 5,653.83 × 2,772.69
  4. Step 4: Simplify right side
    4,098.54x = 15,676,317.90
  5. Step 5: Solve for x
    x = 15,676,317.90/4,098.54
  6. Step 6: Final answer
    x = 3,824.85

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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.