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Finding the Fourth Proportional to 6,373.54, 9,561.26 and 3,086.83

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Solution

The fourth proportional to 6,373.54, 9,561.26 and 3,086.83 is: 4,630.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,373.54 : 9,561.26 = 3,086.83 : x
  2. Step 2: Convert to fraction form
    6,373.54/9,561.26 = 3,086.83/x
  3. Step 3: Cross multiply
    6,373.54x = 9,561.26 × 3,086.83
  4. Step 4: Simplify right side
    6,373.54x = 29,513,984.21
  5. Step 5: Solve for x
    x = 29,513,984.21/6,373.54
  6. Step 6: Final answer
    x = 4,630.71

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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.