Home / 8,389.36-11,573.66-5,201.82

Finding the Fourth Proportional to 8,389.36, 11,573.66 and 5,201.82

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Solution

The fourth proportional to 8,389.36, 11,573.66 and 5,201.82 is: 7,176.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,389.36 : 11,573.66 = 5,201.82 : x
  2. Step 2: Convert to fraction form
    8,389.36/11,573.66 = 5,201.82/x
  3. Step 3: Cross multiply
    8,389.36x = 11,573.66 × 5,201.82
  4. Step 4: Simplify right side
    8,389.36x = 60,204,096.06
  5. Step 5: Solve for x
    x = 60,204,096.06/8,389.36
  6. Step 6: Final answer
    x = 7,176.24

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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.