Home / 7,648.44-11,470.74-2,717.88

Finding the Fourth Proportional to 7,648.44, 11,470.74 and 2,717.88

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Solution

The fourth proportional to 7,648.44, 11,470.74 and 2,717.88 is: 4,076.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,648.44 : 11,470.74 = 2,717.88 : x
  2. Step 2: Convert to fraction form
    7,648.44/11,470.74 = 2,717.88/x
  3. Step 3: Cross multiply
    7,648.44x = 11,470.74 × 2,717.88
  4. Step 4: Simplify right side
    7,648.44x = 31,176,094.83
  5. Step 5: Solve for x
    x = 31,176,094.83/7,648.44
  6. Step 6: Final answer
    x = 4,076.14

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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.