Home / 10,650.58-15,975.88-4,808.86

Finding the Fourth Proportional to 10,650.58, 15,975.88 and 4,808.86

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Solution

The fourth proportional to 10,650.58, 15,975.88 and 4,808.86 is: 7,213.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,650.58 : 15,975.88 = 4,808.86 : x
  2. Step 2: Convert to fraction form
    10,650.58/15,975.88 = 4,808.86/x
  3. Step 3: Cross multiply
    10,650.58x = 15,975.88 × 4,808.86
  4. Step 4: Simplify right side
    10,650.58x = 76,825,770.30
  5. Step 5: Solve for x
    x = 76,825,770.30/10,650.58
  6. Step 6: Final answer
    x = 7,213.29

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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.