Home / 6,556.36-9,834.56-2,174.16

Finding the Fourth Proportional to 6,556.36, 9,834.56 and 2,174.16

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Solution

The fourth proportional to 6,556.36, 9,834.56 and 2,174.16 is: 3,261.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,556.36 : 9,834.56 = 2,174.16 : x
  2. Step 2: Convert to fraction form
    6,556.36/9,834.56 = 2,174.16/x
  3. Step 3: Cross multiply
    6,556.36x = 9,834.56 × 2,174.16
  4. Step 4: Simplify right side
    6,556.36x = 21,381,906.97
  5. Step 5: Solve for x
    x = 21,381,906.97/6,556.36
  6. Step 6: Final answer
    x = 3,261.25

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1.5x scale

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.