Home / 8,737.32-13,105.62-2,163.34

Finding the Fourth Proportional to 8,737.32, 13,105.62 and 2,163.34

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Solution

The fourth proportional to 8,737.32, 13,105.62 and 2,163.34 is: 3,244.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737.32 : 13,105.62 = 2,163.34 : x
  2. Step 2: Convert to fraction form
    8,737.32/13,105.62 = 2,163.34/x
  3. Step 3: Cross multiply
    8,737.32x = 13,105.62 × 2,163.34
  4. Step 4: Simplify right side
    8,737.32x = 28,351,911.97
  5. Step 5: Solve for x
    x = 28,351,911.97/8,737.32
  6. Step 6: Final answer
    x = 3,244.92

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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.