Home / 11,674.49-16,110.64-6,369.19

Finding the Fourth Proportional to 11,674.49, 16,110.64 and 6,369.19

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Solution

The fourth proportional to 11,674.49, 16,110.64 and 6,369.19 is: 8,789.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,674.49 : 16,110.64 = 6,369.19 : x
  2. Step 2: Convert to fraction form
    11,674.49/16,110.64 = 6,369.19/x
  3. Step 3: Cross multiply
    11,674.49x = 16,110.64 × 6,369.19
  4. Step 4: Simplify right side
    11,674.49x = 102,611,727.18
  5. Step 5: Solve for x
    x = 102,611,727.18/11,674.49
  6. Step 6: Final answer
    x = 8,789.40

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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.