Home / 8,231.44-11,359.64-4,505.52

Finding the Fourth Proportional to 8,231.44, 11,359.64 and 4,505.52

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Solution

The fourth proportional to 8,231.44, 11,359.64 and 4,505.52 is: 6,217.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,231.44 : 11,359.64 = 4,505.52 : x
  2. Step 2: Convert to fraction form
    8,231.44/11,359.64 = 4,505.52/x
  3. Step 3: Cross multiply
    8,231.44x = 11,359.64 × 4,505.52
  4. Step 4: Simplify right side
    8,231.44x = 51,181,085.21
  5. Step 5: Solve for x
    x = 51,181,085.21/8,231.44
  6. Step 6: Final answer
    x = 6,217.76

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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.