Home / 8,231.96-11,360.76-4,694.36

Finding the Fourth Proportional to 8,231.96, 11,360.76 and 4,694.36

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Solution

The fourth proportional to 8,231.96, 11,360.76 and 4,694.36 is: 6,478.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,231.96 : 11,360.76 = 4,694.36 : x
  2. Step 2: Convert to fraction form
    8,231.96/11,360.76 = 4,694.36/x
  3. Step 3: Cross multiply
    8,231.96x = 11,360.76 × 4,694.36
  4. Step 4: Simplify right side
    8,231.96x = 53,331,497.31
  5. Step 5: Solve for x
    x = 53,331,497.31/8,231.96
  6. Step 6: Final answer
    x = 6,478.59

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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.