Home / 11,449.17-15,796.91-6,732.57

Finding the Fourth Proportional to 11,449.17, 15,796.91 and 6,732.57

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Solution

The fourth proportional to 11,449.17, 15,796.91 and 6,732.57 is: 9,289.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,449.17 : 15,796.91 = 6,732.57 : x
  2. Step 2: Convert to fraction form
    11,449.17/15,796.91 = 6,732.57/x
  3. Step 3: Cross multiply
    11,449.17x = 15,796.91 × 6,732.57
  4. Step 4: Simplify right side
    11,449.17x = 106,353,768.70
  5. Step 5: Solve for x
    x = 106,353,768.70/11,449.17
  6. Step 6: Final answer
    x = 9,289.21

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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.