Home / 2,617.96-3,944.94-2,165.91

Finding the Fourth Proportional to 2,617.96, 3,944.94 and 2,165.91

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Solution

The fourth proportional to 2,617.96, 3,944.94 and 2,165.91 is: 3,263.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617.96 : 3,944.94 = 2,165.91 : x
  2. Step 2: Convert to fraction form
    2,617.96/3,944.94 = 2,165.91/x
  3. Step 3: Cross multiply
    2,617.96x = 3,944.94 × 2,165.91
  4. Step 4: Simplify right side
    2,617.96x = 8,544,385.00
  5. Step 5: Solve for x
    x = 8,544,385.00/2,617.96
  6. Step 6: Final answer
    x = 3,263.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.