Home / 11,606.75-16,018.31-6,571.86

Finding the Fourth Proportional to 11,606.75, 16,018.31 and 6,571.86

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Solution

The fourth proportional to 11,606.75, 16,018.31 and 6,571.86 is: 9,069.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,606.75 : 16,018.31 = 6,571.86 : x
  2. Step 2: Convert to fraction form
    11,606.75/16,018.31 = 6,571.86/x
  3. Step 3: Cross multiply
    11,606.75x = 16,018.31 × 6,571.86
  4. Step 4: Simplify right side
    11,606.75x = 105,270,082.54
  5. Step 5: Solve for x
    x = 105,270,082.54/11,606.75
  6. Step 6: Final answer
    x = 9,069.73

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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.