Home / 6,556.17-9,830.61-2,171.24

Finding the Fourth Proportional to 6,556.17, 9,830.61 and 2,171.24

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Solution

The fourth proportional to 6,556.17, 9,830.61 and 2,171.24 is: 3,255.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,556.17 : 9,830.61 = 2,171.24 : x
  2. Step 2: Convert to fraction form
    6,556.17/9,830.61 = 2,171.24/x
  3. Step 3: Cross multiply
    6,556.17x = 9,830.61 × 2,171.24
  4. Step 4: Simplify right side
    6,556.17x = 21,344,564.50
  5. Step 5: Solve for x
    x = 21,344,564.50/6,556.17
  6. Step 6: Final answer
    x = 3,255.65

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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.