Home / 3,297.92-4,551.05-1,805.90

Finding the Fourth Proportional to 3,297.92, 4,551.05 and 1,805.90

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Solution

The fourth proportional to 3,297.92, 4,551.05 and 1,805.90 is: 2,492.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,297.92 : 4,551.05 = 1,805.90 : x
  2. Step 2: Convert to fraction form
    3,297.92/4,551.05 = 1,805.90/x
  3. Step 3: Cross multiply
    3,297.92x = 4,551.05 × 1,805.90
  4. Step 4: Simplify right side
    3,297.92x = 8,218,709.41
  5. Step 5: Solve for x
    x = 8,218,709.41/3,297.92
  6. Step 6: Final answer
    x = 2,492.09

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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.