Home / 5,487.46-8,226.33-4,099.12

Finding the Fourth Proportional to 5,487.46, 8,226.33 and 4,099.12

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Solution

The fourth proportional to 5,487.46, 8,226.33 and 4,099.12 is: 6,145.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,487.46 : 8,226.33 = 4,099.12 : x
  2. Step 2: Convert to fraction form
    5,487.46/8,226.33 = 4,099.12/x
  3. Step 3: Cross multiply
    5,487.46x = 8,226.33 × 4,099.12
  4. Step 4: Simplify right side
    5,487.46x = 33,720,713.83
  5. Step 5: Solve for x
    x = 33,720,713.83/5,487.46
  6. Step 6: Final answer
    x = 6,145.05

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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.