Home / 3,255.45-4,492.42-1,839.07

Finding the Fourth Proportional to 3,255.45, 4,492.42 and 1,839.07

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Solution

The fourth proportional to 3,255.45, 4,492.42 and 1,839.07 is: 2,537.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.45 : 4,492.42 = 1,839.07 : x
  2. Step 2: Convert to fraction form
    3,255.45/4,492.42 = 1,839.07/x
  3. Step 3: Cross multiply
    3,255.45x = 4,492.42 × 1,839.07
  4. Step 4: Simplify right side
    3,255.45x = 8,261,874.85
  5. Step 5: Solve for x
    x = 8,261,874.85/3,255.45
  6. Step 6: Final answer
    x = 2,537.86

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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.