Home / 7,747.98-11,627.46-3,366.72

Finding the Fourth Proportional to 7,747.98, 11,627.46 and 3,366.72

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Solution

The fourth proportional to 7,747.98, 11,627.46 and 3,366.72 is: 5,052.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,747.98 : 11,627.46 = 3,366.72 : x
  2. Step 2: Convert to fraction form
    7,747.98/11,627.46 = 3,366.72/x
  3. Step 3: Cross multiply
    7,747.98x = 11,627.46 × 3,366.72
  4. Step 4: Simplify right side
    7,747.98x = 39,146,402.13
  5. Step 5: Solve for x
    x = 39,146,402.13/7,747.98
  6. Step 6: Final answer
    x = 5,052.47

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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.