Home / 10,668.26-16,003.38-2,770.76

Finding the Fourth Proportional to 10,668.26, 16,003.38 and 2,770.76

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Solution

The fourth proportional to 10,668.26, 16,003.38 and 2,770.76 is: 4,156.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,668.26 : 16,003.38 = 2,770.76 : x
  2. Step 2: Convert to fraction form
    10,668.26/16,003.38 = 2,770.76/x
  3. Step 3: Cross multiply
    10,668.26x = 16,003.38 × 2,770.76
  4. Step 4: Simplify right side
    10,668.26x = 44,341,525.17
  5. Step 5: Solve for x
    x = 44,341,525.17/10,668.26
  6. Step 6: Final answer
    x = 4,156.40

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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.