Home / 11,906.19-16,429.68-6,527.77

Finding the Fourth Proportional to 11,906.19, 16,429.68 and 6,527.77

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Solution

The fourth proportional to 11,906.19, 16,429.68 and 6,527.77 is: 9,007.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,906.19 : 16,429.68 = 6,527.77 : x
  2. Step 2: Convert to fraction form
    11,906.19/16,429.68 = 6,527.77/x
  3. Step 3: Cross multiply
    11,906.19x = 16,429.68 × 6,527.77
  4. Step 4: Simplify right side
    11,906.19x = 107,249,131.14
  5. Step 5: Solve for x
    x = 107,249,131.14/11,906.19
  6. Step 6: Final answer
    x = 9,007.85

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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.