Home / 11,661.13-16,092.73-6,625.26

Finding the Fourth Proportional to 11,661.13, 16,092.73 and 6,625.26

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Solution

The fourth proportional to 11,661.13, 16,092.73 and 6,625.26 is: 9,143.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,661.13 : 16,092.73 = 6,625.26 : x
  2. Step 2: Convert to fraction form
    11,661.13/16,092.73 = 6,625.26/x
  3. Step 3: Cross multiply
    11,661.13x = 16,092.73 × 6,625.26
  4. Step 4: Simplify right side
    11,661.13x = 106,618,439.90
  5. Step 5: Solve for x
    x = 106,618,439.90/11,661.13
  6. Step 6: Final answer
    x = 9,143.07

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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.