Home / 3,201.70-4,421.46-2,495.50

Finding the Fourth Proportional to 3,201.70, 4,421.46 and 2,495.50

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Solution

The fourth proportional to 3,201.70, 4,421.46 and 2,495.50 is: 3,446.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,201.70 : 4,421.46 = 2,495.50 : x
  2. Step 2: Convert to fraction form
    3,201.70/4,421.46 = 2,495.50/x
  3. Step 3: Cross multiply
    3,201.70x = 4,421.46 × 2,495.50
  4. Step 4: Simplify right side
    3,201.70x = 11,033,753.43
  5. Step 5: Solve for x
    x = 11,033,753.43/3,201.70
  6. Step 6: Final answer
    x = 3,446.22

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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.