Home / 6,556.80-9,835.44-2,174.64

Finding the Fourth Proportional to 6,556.80, 9,835.44 and 2,174.64

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Solution

The fourth proportional to 6,556.80, 9,835.44 and 2,174.64 is: 3,262.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,556.80 : 9,835.44 = 2,174.64 : x
  2. Step 2: Convert to fraction form
    6,556.80/9,835.44 = 2,174.64/x
  3. Step 3: Cross multiply
    6,556.80x = 9,835.44 × 2,174.64
  4. Step 4: Simplify right side
    6,556.80x = 21,388,541.24
  5. Step 5: Solve for x
    x = 21,388,541.24/6,556.80
  6. Step 6: Final answer
    x = 3,262.04

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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.