Home / 3,819.87-5,268.56-2,562.35

Finding the Fourth Proportional to 3,819.87, 5,268.56 and 2,562.35

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Solution

The fourth proportional to 3,819.87, 5,268.56 and 2,562.35 is: 3,534.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819.87 : 5,268.56 = 2,562.35 : x
  2. Step 2: Convert to fraction form
    3,819.87/5,268.56 = 2,562.35/x
  3. Step 3: Cross multiply
    3,819.87x = 5,268.56 × 2,562.35
  4. Step 4: Simplify right side
    3,819.87x = 13,499,855.56
  5. Step 5: Solve for x
    x = 13,499,855.56/3,819.87
  6. Step 6: Final answer
    x = 3,534.11

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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.