Home / 5,864.40-8,092.68-3,211.56

Finding the Fourth Proportional to 5,864.40, 8,092.68 and 3,211.56

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Solution

The fourth proportional to 5,864.40, 8,092.68 and 3,211.56 is: 4,431.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,864.40 : 8,092.68 = 3,211.56 : x
  2. Step 2: Convert to fraction form
    5,864.40/8,092.68 = 3,211.56/x
  3. Step 3: Cross multiply
    5,864.40x = 8,092.68 × 3,211.56
  4. Step 4: Simplify right side
    5,864.40x = 25,990,127.38
  5. Step 5: Solve for x
    x = 25,990,127.38/5,864.40
  6. Step 6: Final answer
    x = 4,431.85

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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.