Home / 6,516.74-9,768.20-2,133.02

Finding the Fourth Proportional to 6,516.74, 9,768.20 and 2,133.02

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Solution

The fourth proportional to 6,516.74, 9,768.20 and 2,133.02 is: 3,197.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,516.74 : 9,768.20 = 2,133.02 : x
  2. Step 2: Convert to fraction form
    6,516.74/9,768.20 = 2,133.02/x
  3. Step 3: Cross multiply
    6,516.74x = 9,768.20 × 2,133.02
  4. Step 4: Simplify right side
    6,516.74x = 20,835,765.96
  5. Step 5: Solve for x
    x = 20,835,765.96/6,516.74
  6. Step 6: Final answer
    x = 3,197.27

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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.