Home / 8,112.32-11,195.52-4,968.08

Finding the Fourth Proportional to 8,112.32, 11,195.52 and 4,968.08

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Solution

The fourth proportional to 8,112.32, 11,195.52 and 4,968.08 is: 6,856.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,112.32 : 11,195.52 = 4,968.08 : x
  2. Step 2: Convert to fraction form
    8,112.32/11,195.52 = 4,968.08/x
  3. Step 3: Cross multiply
    8,112.32x = 11,195.52 × 4,968.08
  4. Step 4: Simplify right side
    8,112.32x = 55,620,239.00
  5. Step 5: Solve for x
    x = 55,620,239.00/8,112.32
  6. Step 6: Final answer
    x = 6,856.27

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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.