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Finding the Fourth Proportional to 5,958.16, 8,933.76 and 3,487.79

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Solution

The fourth proportional to 5,958.16, 8,933.76 and 3,487.79 is: 5,229.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,958.16 : 8,933.76 = 3,487.79 : x
  2. Step 2: Convert to fraction form
    5,958.16/8,933.76 = 3,487.79/x
  3. Step 3: Cross multiply
    5,958.16x = 8,933.76 × 3,487.79
  4. Step 4: Simplify right side
    5,958.16x = 31,159,101.12
  5. Step 5: Solve for x
    x = 31,159,101.12/5,958.16
  6. Step 6: Final answer
    x = 5,229.65

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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.