Home / 5,516.91-8,281.28-2,232.16

Finding the Fourth Proportional to 5,516.91, 8,281.28 and 2,232.16

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Solution

The fourth proportional to 5,516.91, 8,281.28 and 2,232.16 is: 3,350.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.91 : 8,281.28 = 2,232.16 : x
  2. Step 2: Convert to fraction form
    5,516.91/8,281.28 = 2,232.16/x
  3. Step 3: Cross multiply
    5,516.91x = 8,281.28 × 2,232.16
  4. Step 4: Simplify right side
    5,516.91x = 18,485,126.84
  5. Step 5: Solve for x
    x = 18,485,126.84/5,516.91
  6. Step 6: Final answer
    x = 3,350.63

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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.