Home / 11,487.54-17,228.46-3,167.13

Finding the Fourth Proportional to 11,487.54, 17,228.46 and 3,167.13

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Solution

The fourth proportional to 11,487.54, 17,228.46 and 3,167.13 is: 4,749.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,487.54 : 17,228.46 = 3,167.13 : x
  2. Step 2: Convert to fraction form
    11,487.54/17,228.46 = 3,167.13/x
  3. Step 3: Cross multiply
    11,487.54x = 17,228.46 × 3,167.13
  4. Step 4: Simplify right side
    11,487.54x = 54,564,772.52
  5. Step 5: Solve for x
    x = 54,564,772.52/11,487.54
  6. Step 6: Final answer
    x = 4,749.91

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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.