Home / 3,297.89-4,551.09-1,805.90

Finding the Fourth Proportional to 3,297.89, 4,551.09 and 1,805.90

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Solution

The fourth proportional to 3,297.89, 4,551.09 and 1,805.90 is: 2,492.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,297.89 : 4,551.09 = 1,805.90 : x
  2. Step 2: Convert to fraction form
    3,297.89/4,551.09 = 1,805.90/x
  3. Step 3: Cross multiply
    3,297.89x = 4,551.09 × 1,805.90
  4. Step 4: Simplify right side
    3,297.89x = 8,218,824.81
  5. Step 5: Solve for x
    x = 8,218,824.81/3,297.89
  6. Step 6: Final answer
    x = 2,492.15

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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.