Home / 6,353.72-9,534.18-3,431.96

Finding the Fourth Proportional to 6,353.72, 9,534.18 and 3,431.96

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Solution

The fourth proportional to 6,353.72, 9,534.18 and 3,431.96 is: 5,149.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,353.72 : 9,534.18 = 3,431.96 : x
  2. Step 2: Convert to fraction form
    6,353.72/9,534.18 = 3,431.96/x
  3. Step 3: Cross multiply
    6,353.72x = 9,534.18 × 3,431.96
  4. Step 4: Simplify right side
    6,353.72x = 32,720,924.39
  5. Step 5: Solve for x
    x = 32,720,924.39/6,353.72
  6. Step 6: Final answer
    x = 5,149.88

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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.