Home / 3,276.91-4,522.41-2,018.77

Finding the Fourth Proportional to 3,276.91, 4,522.41 and 2,018.77

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Solution

The fourth proportional to 3,276.91, 4,522.41 and 2,018.77 is: 2,786.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.91 : 4,522.41 = 2,018.77 : x
  2. Step 2: Convert to fraction form
    3,276.91/4,522.41 = 2,018.77/x
  3. Step 3: Cross multiply
    3,276.91x = 4,522.41 × 2,018.77
  4. Step 4: Simplify right side
    3,276.91x = 9,129,705.64
  5. Step 5: Solve for x
    x = 9,129,705.64/3,276.91
  6. Step 6: Final answer
    x = 2,786.07

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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.