Home / 8,141.92-11,236.66-4,955.44

Finding the Fourth Proportional to 8,141.92, 11,236.66 and 4,955.44

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Solution

The fourth proportional to 8,141.92, 11,236.66 and 4,955.44 is: 6,839.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,141.92 : 11,236.66 = 4,955.44 : x
  2. Step 2: Convert to fraction form
    8,141.92/11,236.66 = 4,955.44/x
  3. Step 3: Cross multiply
    8,141.92x = 11,236.66 × 4,955.44
  4. Step 4: Simplify right side
    8,141.92x = 55,682,594.43
  5. Step 5: Solve for x
    x = 55,682,594.43/8,141.92
  6. Step 6: Final answer
    x = 6,839.00

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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.