Home / 7,351.07-11,026.94-2,086.09

Finding the Fourth Proportional to 7,351.07, 11,026.94 and 2,086.09

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Solution

The fourth proportional to 7,351.07, 11,026.94 and 2,086.09 is: 3,129.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,351.07 : 11,026.94 = 2,086.09 : x
  2. Step 2: Convert to fraction form
    7,351.07/11,026.94 = 2,086.09/x
  3. Step 3: Cross multiply
    7,351.07x = 11,026.94 × 2,086.09
  4. Step 4: Simplify right side
    7,351.07x = 23,003,189.26
  5. Step 5: Solve for x
    x = 23,003,189.26/7,351.07
  6. Step 6: Final answer
    x = 3,129.23

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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.