Home / 8,826.74-13,234.97-3,890.94

Finding the Fourth Proportional to 8,826.74, 13,234.97 and 3,890.94

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Solution

The fourth proportional to 8,826.74, 13,234.97 and 3,890.94 is: 5,834.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,826.74 : 13,234.97 = 3,890.94 : x
  2. Step 2: Convert to fraction form
    8,826.74/13,234.97 = 3,890.94/x
  3. Step 3: Cross multiply
    8,826.74x = 13,234.97 × 3,890.94
  4. Step 4: Simplify right side
    8,826.74x = 51,496,454.72
  5. Step 5: Solve for x
    x = 51,496,454.72/8,826.74
  6. Step 6: Final answer
    x = 5,834.15

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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.