Home / 3,255.25-4,492.25-1,857.97

Finding the Fourth Proportional to 3,255.25, 4,492.25 and 1,857.97

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Solution

The fourth proportional to 3,255.25, 4,492.25 and 1,857.97 is: 2,564.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.25 : 4,492.25 = 1,857.97 : x
  2. Step 2: Convert to fraction form
    3,255.25/4,492.25 = 1,857.97/x
  3. Step 3: Cross multiply
    3,255.25x = 4,492.25 × 1,857.97
  4. Step 4: Simplify right side
    3,255.25x = 8,346,456.44
  5. Step 5: Solve for x
    x = 8,346,456.44/3,255.25
  6. Step 6: Final answer
    x = 2,564.00

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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.