Home / 7,644.93-11,469.12-2,714.57

Finding the Fourth Proportional to 7,644.93, 11,469.12 and 2,714.57

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Solution

The fourth proportional to 7,644.93, 11,469.12 and 2,714.57 is: 4,072.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,644.93 : 11,469.12 = 2,714.57 : x
  2. Step 2: Convert to fraction form
    7,644.93/11,469.12 = 2,714.57/x
  3. Step 3: Cross multiply
    7,644.93x = 11,469.12 × 2,714.57
  4. Step 4: Simplify right side
    7,644.93x = 31,133,704.56
  5. Step 5: Solve for x
    x = 31,133,704.56/7,644.93
  6. Step 6: Final answer
    x = 4,072.47

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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.