Home / 5,654.08-7,803.36-3,170.56

Finding the Fourth Proportional to 5,654.08, 7,803.36 and 3,170.56

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Solution

The fourth proportional to 5,654.08, 7,803.36 and 3,170.56 is: 4,375.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,654.08 : 7,803.36 = 3,170.56 : x
  2. Step 2: Convert to fraction form
    5,654.08/7,803.36 = 3,170.56/x
  3. Step 3: Cross multiply
    5,654.08x = 7,803.36 × 3,170.56
  4. Step 4: Simplify right side
    5,654.08x = 24,741,021.08
  5. Step 5: Solve for x
    x = 24,741,021.08/5,654.08
  6. Step 6: Final answer
    x = 4,375.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.