Home / 11,661.50-16,093.31-6,626.58

Finding the Fourth Proportional to 11,661.50, 16,093.31 and 6,626.58

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Solution

The fourth proportional to 11,661.50, 16,093.31 and 6,626.58 is: 9,144.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,661.50 : 16,093.31 = 6,626.58 : x
  2. Step 2: Convert to fraction form
    11,661.50/16,093.31 = 6,626.58/x
  3. Step 3: Cross multiply
    11,661.50x = 16,093.31 × 6,626.58
  4. Step 4: Simplify right side
    11,661.50x = 106,643,531.33
  5. Step 5: Solve for x
    x = 106,643,531.33/11,661.50
  6. Step 6: Final answer
    x = 9,144.92

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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.