Home / 3,432.14-5,156.42-2,201.94

Finding the Fourth Proportional to 3,432.14, 5,156.42 and 2,201.94

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Solution

The fourth proportional to 3,432.14, 5,156.42 and 2,201.94 is: 3,308.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.14 : 5,156.42 = 2,201.94 : x
  2. Step 2: Convert to fraction form
    3,432.14/5,156.42 = 2,201.94/x
  3. Step 3: Cross multiply
    3,432.14x = 5,156.42 × 2,201.94
  4. Step 4: Simplify right side
    3,432.14x = 11,354,127.45
  5. Step 5: Solve for x
    x = 11,354,127.45/3,432.14
  6. Step 6: Final answer
    x = 3,308.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.