Home / 10,725.45-16,087.38-3,329.70

Finding the Fourth Proportional to 10,725.45, 16,087.38 and 3,329.70

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Solution

The fourth proportional to 10,725.45, 16,087.38 and 3,329.70 is: 4,994.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,725.45 : 16,087.38 = 3,329.70 : x
  2. Step 2: Convert to fraction form
    10,725.45/16,087.38 = 3,329.70/x
  3. Step 3: Cross multiply
    10,725.45x = 16,087.38 × 3,329.70
  4. Step 4: Simplify right side
    10,725.45x = 53,566,149.19
  5. Step 5: Solve for x
    x = 53,566,149.19/10,725.45
  6. Step 6: Final answer
    x = 4,994.30

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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.