Home / 10,722.71-16,087.85-3,329.03

Finding the Fourth Proportional to 10,722.71, 16,087.85 and 3,329.03

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Solution

The fourth proportional to 10,722.71, 16,087.85 and 3,329.03 is: 4,994.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,722.71 : 16,087.85 = 3,329.03 : x
  2. Step 2: Convert to fraction form
    10,722.71/16,087.85 = 3,329.03/x
  3. Step 3: Cross multiply
    10,722.71x = 16,087.85 × 3,329.03
  4. Step 4: Simplify right side
    10,722.71x = 53,556,935.29
  5. Step 5: Solve for x
    x = 53,556,935.29/10,722.71
  6. Step 6: Final answer
    x = 4,994.72

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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.