Home / 8,830.80-13,246.20-3,285.54

Finding the Fourth Proportional to 8,830.80, 13,246.20 and 3,285.54

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Solution

The fourth proportional to 8,830.80, 13,246.20 and 3,285.54 is: 4,928.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,830.80 : 13,246.20 = 3,285.54 : x
  2. Step 2: Convert to fraction form
    8,830.80/13,246.20 = 3,285.54/x
  3. Step 3: Cross multiply
    8,830.80x = 13,246.20 × 3,285.54
  4. Step 4: Simplify right side
    8,830.80x = 43,520,919.95
  5. Step 5: Solve for x
    x = 43,520,919.95/8,830.80
  6. Step 6: Final answer
    x = 4,928.31

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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.