Home / 8,494.23-11,721.81-4,717.27

Finding the Fourth Proportional to 8,494.23, 11,721.81 and 4,717.27

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Solution

The fourth proportional to 8,494.23, 11,721.81 and 4,717.27 is: 6,509.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,494.23 : 11,721.81 = 4,717.27 : x
  2. Step 2: Convert to fraction form
    8,494.23/11,721.81 = 4,717.27/x
  3. Step 3: Cross multiply
    8,494.23x = 11,721.81 × 4,717.27
  4. Step 4: Simplify right side
    8,494.23x = 55,294,942.66
  5. Step 5: Solve for x
    x = 55,294,942.66/8,494.23
  6. Step 6: Final answer
    x = 6,509.71

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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.