Home / 8,789.27-13,179.65-3,245.23

Finding the Fourth Proportional to 8,789.27, 13,179.65 and 3,245.23

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Solution

The fourth proportional to 8,789.27, 13,179.65 and 3,245.23 is: 4,866.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,789.27 : 13,179.65 = 3,245.23 : x
  2. Step 2: Convert to fraction form
    8,789.27/13,179.65 = 3,245.23/x
  3. Step 3: Cross multiply
    8,789.27x = 13,179.65 × 3,245.23
  4. Step 4: Simplify right side
    8,789.27x = 42,770,913.45
  5. Step 5: Solve for x
    x = 42,770,913.45/8,789.27
  6. Step 6: Final answer
    x = 4,866.26

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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.