Home / 8,494.18-11,721.97-4,717.96

Finding the Fourth Proportional to 8,494.18, 11,721.97 and 4,717.96

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Solution

The fourth proportional to 8,494.18, 11,721.97 and 4,717.96 is: 6,510.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,494.18 : 11,721.97 = 4,717.96 : x
  2. Step 2: Convert to fraction form
    8,494.18/11,721.97 = 4,717.96/x
  3. Step 3: Cross multiply
    8,494.18x = 11,721.97 × 4,717.96
  4. Step 4: Simplify right side
    8,494.18x = 55,303,785.58
  5. Step 5: Solve for x
    x = 55,303,785.58/8,494.18
  6. Step 6: Final answer
    x = 6,510.79

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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.