Home / 9,980.33-13,768.11-6,202.26

Finding the Fourth Proportional to 9,980.33, 13,768.11 and 6,202.26

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Solution

The fourth proportional to 9,980.33, 13,768.11 and 6,202.26 is: 8,556.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,980.33 : 13,768.11 = 6,202.26 : x
  2. Step 2: Convert to fraction form
    9,980.33/13,768.11 = 6,202.26/x
  3. Step 3: Cross multiply
    9,980.33x = 13,768.11 × 6,202.26
  4. Step 4: Simplify right side
    9,980.33x = 85,393,397.93
  5. Step 5: Solve for x
    x = 85,393,397.93/9,980.33
  6. Step 6: Final answer
    x = 8,556.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.