Home / 8,164.11-11,268.15-4,628.00

Finding the Fourth Proportional to 8,164.11, 11,268.15 and 4,628.00

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Solution

The fourth proportional to 8,164.11, 11,268.15 and 4,628.00 is: 6,387.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,164.11 : 11,268.15 = 4,628.00 : x
  2. Step 2: Convert to fraction form
    8,164.11/11,268.15 = 4,628.00/x
  3. Step 3: Cross multiply
    8,164.11x = 11,268.15 × 4,628.00
  4. Step 4: Simplify right side
    8,164.11x = 52,149,009.02
  5. Step 5: Solve for x
    x = 52,149,009.02/8,164.11
  6. Step 6: Final answer
    x = 6,387.59

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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.