Home / 11,699.86-17,550.02-3,908.67

Finding the Fourth Proportional to 11,699.86, 17,550.02 and 3,908.67

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Solution

The fourth proportional to 11,699.86, 17,550.02 and 3,908.67 is: 5,863.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,699.86 : 17,550.02 = 3,908.67 : x
  2. Step 2: Convert to fraction form
    11,699.86/17,550.02 = 3,908.67/x
  3. Step 3: Cross multiply
    11,699.86x = 17,550.02 × 3,908.67
  4. Step 4: Simplify right side
    11,699.86x = 68,597,257.37
  5. Step 5: Solve for x
    x = 68,597,257.37/11,699.86
  6. Step 6: Final answer
    x = 5,863.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.