Home / 3,263.28-4,532.64-3,171.12

Finding the Fourth Proportional to 3,263.28, 4,532.64 and 3,171.12

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Solution

The fourth proportional to 3,263.28, 4,532.64 and 3,171.12 is: 4,404.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,263.28 : 4,532.64 = 3,171.12 : x
  2. Step 2: Convert to fraction form
    3,263.28/4,532.64 = 3,171.12/x
  3. Step 3: Cross multiply
    3,263.28x = 4,532.64 × 3,171.12
  4. Step 4: Simplify right side
    3,263.28x = 14,373,545.36
  5. Step 5: Solve for x
    x = 14,373,545.36/3,263.28
  6. Step 6: Final answer
    x = 4,404.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.