Home / 6,516.18-9,770.10-2,765.94

Finding the Fourth Proportional to 6,516.18, 9,770.10 and 2,765.94

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Solution

The fourth proportional to 6,516.18, 9,770.10 and 2,765.94 is: 4,147.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,516.18 : 9,770.10 = 2,765.94 : x
  2. Step 2: Convert to fraction form
    6,516.18/9,770.10 = 2,765.94/x
  3. Step 3: Cross multiply
    6,516.18x = 9,770.10 × 2,765.94
  4. Step 4: Simplify right side
    6,516.18x = 27,023,510.39
  5. Step 5: Solve for x
    x = 27,023,510.39/6,516.18
  6. Step 6: Final answer
    x = 4,147.14

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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.