Home / 8,737.77-13,106.51-2,163.94

Finding the Fourth Proportional to 8,737.77, 13,106.51 and 2,163.94

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Solution

The fourth proportional to 8,737.77, 13,106.51 and 2,163.94 is: 3,245.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737.77 : 13,106.51 = 2,163.94 : x
  2. Step 2: Convert to fraction form
    8,737.77/13,106.51 = 2,163.94/x
  3. Step 3: Cross multiply
    8,737.77x = 13,106.51 × 2,163.94
  4. Step 4: Simplify right side
    8,737.77x = 28,361,702.64
  5. Step 5: Solve for x
    x = 28,361,702.64/8,737.77
  6. Step 6: Final answer
    x = 3,245.87

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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.