Home / 8,164.83-11,268.41-4,628.69

Finding the Fourth Proportional to 8,164.83, 11,268.41 and 4,628.69

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Solution

The fourth proportional to 8,164.83, 11,268.41 and 4,628.69 is: 6,388.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,164.83 : 11,268.41 = 4,628.69 : x
  2. Step 2: Convert to fraction form
    8,164.83/11,268.41 = 4,628.69/x
  3. Step 3: Cross multiply
    8,164.83x = 11,268.41 × 4,628.69
  4. Step 4: Simplify right side
    8,164.83x = 52,157,976.68
  5. Step 5: Solve for x
    x = 52,157,976.68/8,164.83
  6. Step 6: Final answer
    x = 6,388.13

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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.