Home / 10,763.26-16,144.88-2,865.78

Finding the Fourth Proportional to 10,763.26, 16,144.88 and 2,865.78

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Solution

The fourth proportional to 10,763.26, 16,144.88 and 2,865.78 is: 4,298.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,763.26 : 16,144.88 = 2,865.78 : x
  2. Step 2: Convert to fraction form
    10,763.26/16,144.88 = 2,865.78/x
  3. Step 3: Cross multiply
    10,763.26x = 16,144.88 × 2,865.78
  4. Step 4: Simplify right side
    10,763.26x = 46,267,659.88
  5. Step 5: Solve for x
    x = 46,267,659.88/10,763.26
  6. Step 6: Final answer
    x = 4,298.67

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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.