Home / 10,763.12-16,144.69-3,367.65

Finding the Fourth Proportional to 10,763.12, 16,144.69 and 3,367.65

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Solution

The fourth proportional to 10,763.12, 16,144.69 and 3,367.65 is: 5,051.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,763.12 : 16,144.69 = 3,367.65 : x
  2. Step 2: Convert to fraction form
    10,763.12/16,144.69 = 3,367.65/x
  3. Step 3: Cross multiply
    10,763.12x = 16,144.69 × 3,367.65
  4. Step 4: Simplify right side
    10,763.12x = 54,369,567.72
  5. Step 5: Solve for x
    x = 54,369,567.72/10,763.12
  6. Step 6: Final answer
    x = 5,051.47

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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.