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Finding the Fourth Proportional to 5,960.15, 8,934.07 and 3,884.21

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Solution

The fourth proportional to 5,960.15, 8,934.07 and 3,884.21 is: 5,822.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,960.15 : 8,934.07 = 3,884.21 : x
  2. Step 2: Convert to fraction form
    5,960.15/8,934.07 = 3,884.21/x
  3. Step 3: Cross multiply
    5,960.15x = 8,934.07 × 3,884.21
  4. Step 4: Simplify right side
    5,960.15x = 34,701,739.94
  5. Step 5: Solve for x
    x = 34,701,739.94/5,960.15
  6. Step 6: Final answer
    x = 5,822.30

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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.