Home / 8,231.64-11,358.99-4,694.19

Finding the Fourth Proportional to 8,231.64, 11,358.99 and 4,694.19

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Solution

The fourth proportional to 8,231.64, 11,358.99 and 4,694.19 is: 6,477.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,231.64 : 11,358.99 = 4,694.19 : x
  2. Step 2: Convert to fraction form
    8,231.64/11,358.99 = 4,694.19/x
  3. Step 3: Cross multiply
    8,231.64x = 11,358.99 × 4,694.19
  4. Step 4: Simplify right side
    8,231.64x = 53,321,257.27
  5. Step 5: Solve for x
    x = 53,321,257.27/8,231.64
  6. Step 6: Final answer
    x = 6,477.60

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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.