Home / 11,324.91-15,626.01-6,847.80

Finding the Fourth Proportional to 11,324.91, 15,626.01 and 6,847.80

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Solution

The fourth proportional to 11,324.91, 15,626.01 and 6,847.80 is: 9,448.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,324.91 : 15,626.01 = 6,847.80 : x
  2. Step 2: Convert to fraction form
    11,324.91/15,626.01 = 6,847.80/x
  3. Step 3: Cross multiply
    11,324.91x = 15,626.01 × 6,847.80
  4. Step 4: Simplify right side
    11,324.91x = 107,003,791.28
  5. Step 5: Solve for x
    x = 107,003,791.28/11,324.91
  6. Step 6: Final answer
    x = 9,448.53

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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.