Home / 8,185.08-11,295.50-4,648.37

Finding the Fourth Proportional to 8,185.08, 11,295.50 and 4,648.37

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Solution

The fourth proportional to 8,185.08, 11,295.50 and 4,648.37 is: 6,414.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,185.08 : 11,295.50 = 4,648.37 : x
  2. Step 2: Convert to fraction form
    8,185.08/11,295.50 = 4,648.37/x
  3. Step 3: Cross multiply
    8,185.08x = 11,295.50 × 4,648.37
  4. Step 4: Simplify right side
    8,185.08x = 52,505,583.62
  5. Step 5: Solve for x
    x = 52,505,583.62/8,185.08
  6. Step 6: Final answer
    x = 6,414.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.