Home / 11,660.09-16,004.82-10,372.95

Finding the Fourth Proportional to 11,660.09, 16,004.82 and 10,372.95

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Solution

The fourth proportional to 11,660.09, 16,004.82 and 10,372.95 is: 14,238.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,660.09 : 16,004.82 = 10,372.95 : x
  2. Step 2: Convert to fraction form
    11,660.09/16,004.82 = 10,372.95/x
  3. Step 3: Cross multiply
    11,660.09x = 16,004.82 × 10,372.95
  4. Step 4: Simplify right side
    11,660.09x = 166,017,236.52
  5. Step 5: Solve for x
    x = 166,017,236.52/11,660.09
  6. Step 6: Final answer
    x = 14,238.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.