Home / 10,568.28-15,848.34-3,171

Finding the Fourth Proportional to 10,568.28, 15,848.34 and 3,171

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Solution

The fourth proportional to 10,568.28, 15,848.34 and 3,171 is: 4,755.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,568.28 : 15,848.34 = 3,171 : x
  2. Step 2: Convert to fraction form
    10,568.28/15,848.34 = 3,171/x
  3. Step 3: Cross multiply
    10,568.28x = 15,848.34 × 3,171
  4. Step 4: Simplify right side
    10,568.28x = 50,255,086.14
  5. Step 5: Solve for x
    x = 50,255,086.14/10,568.28
  6. Step 6: Final answer
    x = 4,755.28

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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.