Home / 5,486.61-8,229.92-3,020.16

Finding the Fourth Proportional to 5,486.61, 8,229.92 and 3,020.16

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Solution

The fourth proportional to 5,486.61, 8,229.92 and 3,020.16 is: 4,530.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,486.61 : 8,229.92 = 3,020.16 : x
  2. Step 2: Convert to fraction form
    5,486.61/8,229.92 = 3,020.16/x
  3. Step 3: Cross multiply
    5,486.61x = 8,229.92 × 3,020.16
  4. Step 4: Simplify right side
    5,486.61x = 24,855,660.09
  5. Step 5: Solve for x
    x = 24,855,660.09/5,486.61
  6. Step 6: Final answer
    x = 4,530.24

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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.