Home / 8,162.08-11,268.84-5,614.02

Finding the Fourth Proportional to 8,162.08, 11,268.84 and 5,614.02

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Solution

The fourth proportional to 8,162.08, 11,268.84 and 5,614.02 is: 7,750.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,162.08 : 11,268.84 = 5,614.02 : x
  2. Step 2: Convert to fraction form
    8,162.08/11,268.84 = 5,614.02/x
  3. Step 3: Cross multiply
    8,162.08x = 11,268.84 × 5,614.02
  4. Step 4: Simplify right side
    8,162.08x = 63,263,493.14
  5. Step 5: Solve for x
    x = 63,263,493.14/8,162.08
  6. Step 6: Final answer
    x = 7,750.90

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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.