Home / 3,819.53-5,257.41-2,823.08

Finding the Fourth Proportional to 3,819.53, 5,257.41 and 2,823.08

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Solution

The fourth proportional to 3,819.53, 5,257.41 and 2,823.08 is: 3,885.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819.53 : 5,257.41 = 2,823.08 : x
  2. Step 2: Convert to fraction form
    3,819.53/5,257.41 = 2,823.08/x
  3. Step 3: Cross multiply
    3,819.53x = 5,257.41 × 2,823.08
  4. Step 4: Simplify right side
    3,819.53x = 14,842,066.94
  5. Step 5: Solve for x
    x = 14,842,066.94/3,819.53
  6. Step 6: Final answer
    x = 3,885.84

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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.