Home / 10,725.88-16,093.68-5,178.19

Finding the Fourth Proportional to 10,725.88, 16,093.68 and 5,178.19

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Solution

The fourth proportional to 10,725.88, 16,093.68 and 5,178.19 is: 7,769.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,725.88 : 16,093.68 = 5,178.19 : x
  2. Step 2: Convert to fraction form
    10,725.88/16,093.68 = 5,178.19/x
  3. Step 3: Cross multiply
    10,725.88x = 16,093.68 × 5,178.19
  4. Step 4: Simplify right side
    10,725.88x = 83,336,026.48
  5. Step 5: Solve for x
    x = 83,336,026.48/10,725.88
  6. Step 6: Final answer
    x = 7,769.62

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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.