Home / 10,567.38-15,850.97-3,171.54

Finding the Fourth Proportional to 10,567.38, 15,850.97 and 3,171.54

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Solution

The fourth proportional to 10,567.38, 15,850.97 and 3,171.54 is: 4,757.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,567.38 : 15,850.97 = 3,171.54 : x
  2. Step 2: Convert to fraction form
    10,567.38/15,850.97 = 3,171.54/x
  3. Step 3: Cross multiply
    10,567.38x = 15,850.97 × 3,171.54
  4. Step 4: Simplify right side
    10,567.38x = 50,271,985.39
  5. Step 5: Solve for x
    x = 50,271,985.39/10,567.38
  6. Step 6: Final answer
    x = 4,757.28

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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.