Home / 10,739.58-16,109.78-3,344.69

Finding the Fourth Proportional to 10,739.58, 16,109.78 and 3,344.69

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Solution

The fourth proportional to 10,739.58, 16,109.78 and 3,344.69 is: 5,017.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,739.58 : 16,109.78 = 3,344.69 : x
  2. Step 2: Convert to fraction form
    10,739.58/16,109.78 = 3,344.69/x
  3. Step 3: Cross multiply
    10,739.58x = 16,109.78 × 3,344.69
  4. Step 4: Simplify right side
    10,739.58x = 53,882,122.80
  5. Step 5: Solve for x
    x = 53,882,122.80/10,739.58
  6. Step 6: Final answer
    x = 5,017.15

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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.