Home / 8,731.23-13,096.89-2,491.23

Finding the Fourth Proportional to 8,731.23, 13,096.89 and 2,491.23

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Solution

The fourth proportional to 8,731.23, 13,096.89 and 2,491.23 is: 3,736.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,731.23 : 13,096.89 = 2,491.23 : x
  2. Step 2: Convert to fraction form
    8,731.23/13,096.89 = 2,491.23/x
  3. Step 3: Cross multiply
    8,731.23x = 13,096.89 × 2,491.23
  4. Step 4: Simplify right side
    8,731.23x = 32,627,365.27
  5. Step 5: Solve for x
    x = 32,627,365.27/8,731.23
  6. Step 6: Final answer
    x = 3,736.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.