Home / 11,575.28-17,365.08-3,789.56

Finding the Fourth Proportional to 11,575.28, 17,365.08 and 3,789.56

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Solution

The fourth proportional to 11,575.28, 17,365.08 and 3,789.56 is: 5,685.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,575.28 : 17,365.08 = 3,789.56 : x
  2. Step 2: Convert to fraction form
    11,575.28/17,365.08 = 3,789.56/x
  3. Step 3: Cross multiply
    11,575.28x = 17,365.08 × 3,789.56
  4. Step 4: Simplify right side
    11,575.28x = 65,806,012.56
  5. Step 5: Solve for x
    x = 65,806,012.56/11,575.28
  6. Step 6: Final answer
    x = 5,685.05

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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.