Home / 11,360.97-15,669.24-7,383.36

Finding the Fourth Proportional to 11,360.97, 15,669.24 and 7,383.36

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Solution

The fourth proportional to 11,360.97, 15,669.24 and 7,383.36 is: 10,183.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,360.97 : 15,669.24 = 7,383.36 : x
  2. Step 2: Convert to fraction form
    11,360.97/15,669.24 = 7,383.36/x
  3. Step 3: Cross multiply
    11,360.97x = 15,669.24 × 7,383.36
  4. Step 4: Simplify right side
    11,360.97x = 115,691,639.85
  5. Step 5: Solve for x
    x = 115,691,639.85/11,360.97
  6. Step 6: Final answer
    x = 10,183.25

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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.