Home / 11,933.93-17,901.07-3,168.79

Finding the Fourth Proportional to 11,933.93, 17,901.07 and 3,168.79

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Solution

The fourth proportional to 11,933.93, 17,901.07 and 3,168.79 is: 4,753.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,933.93 : 17,901.07 = 3,168.79 : x
  2. Step 2: Convert to fraction form
    11,933.93/17,901.07 = 3,168.79/x
  3. Step 3: Cross multiply
    11,933.93x = 17,901.07 × 3,168.79
  4. Step 4: Simplify right side
    11,933.93x = 56,724,678.93
  5. Step 5: Solve for x
    x = 56,724,678.93/11,933.93
  6. Step 6: Final answer
    x = 4,753.23

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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.