Home / 5,027.28-7,540.92-1,564.56

Finding the Fourth Proportional to 5,027.28, 7,540.92 and 1,564.56

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Solution

The fourth proportional to 5,027.28, 7,540.92 and 1,564.56 is: 2,346.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,027.28 : 7,540.92 = 1,564.56 : x
  2. Step 2: Convert to fraction form
    5,027.28/7,540.92 = 1,564.56/x
  3. Step 3: Cross multiply
    5,027.28x = 7,540.92 × 1,564.56
  4. Step 4: Simplify right side
    5,027.28x = 11,798,221.80
  5. Step 5: Solve for x
    x = 11,798,221.80/5,027.28
  6. Step 6: Final answer
    x = 2,346.84

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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.