Home / 2,593.68-3,887.31-1,276.35

Finding the Fourth Proportional to 2,593.68, 3,887.31 and 1,276.35

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Solution

The fourth proportional to 2,593.68, 3,887.31 and 1,276.35 is: 1,912.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,593.68 : 3,887.31 = 1,276.35 : x
  2. Step 2: Convert to fraction form
    2,593.68/3,887.31 = 1,276.35/x
  3. Step 3: Cross multiply
    2,593.68x = 3,887.31 × 1,276.35
  4. Step 4: Simplify right side
    2,593.68x = 4,961,568.12
  5. Step 5: Solve for x
    x = 4,961,568.12/2,593.68
  6. Step 6: Final answer
    x = 1,912.95

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1.5x scale

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.