Home / 11,990.37-16,546.37-7,516.59

Finding the Fourth Proportional to 11,990.37, 16,546.37 and 7,516.59

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Solution

The fourth proportional to 11,990.37, 16,546.37 and 7,516.59 is: 10,372.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,990.37 : 16,546.37 = 7,516.59 : x
  2. Step 2: Convert to fraction form
    11,990.37/16,546.37 = 7,516.59/x
  3. Step 3: Cross multiply
    11,990.37x = 16,546.37 × 7,516.59
  4. Step 4: Simplify right side
    11,990.37x = 124,372,298.07
  5. Step 5: Solve for x
    x = 124,372,298.07/11,990.37
  6. Step 6: Final answer
    x = 10,372.68

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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.