Home / 3,257.89-4,492.87-2,179.26

Finding the Fourth Proportional to 3,257.89, 4,492.87 and 2,179.26

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Solution

The fourth proportional to 3,257.89, 4,492.87 and 2,179.26 is: 3,005.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.89 : 4,492.87 = 2,179.26 : x
  2. Step 2: Convert to fraction form
    3,257.89/4,492.87 = 2,179.26/x
  3. Step 3: Cross multiply
    3,257.89x = 4,492.87 × 2,179.26
  4. Step 4: Simplify right side
    3,257.89x = 9,791,126.43
  5. Step 5: Solve for x
    x = 9,791,126.43/3,257.89
  6. Step 6: Final answer
    x = 3,005.36

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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.