Home / 7,221.98-10,833.36-2,028.26

Finding the Fourth Proportional to 7,221.98, 10,833.36 and 2,028.26

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Solution

The fourth proportional to 7,221.98, 10,833.36 and 2,028.26 is: 3,042.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,221.98 : 10,833.36 = 2,028.26 : x
  2. Step 2: Convert to fraction form
    7,221.98/10,833.36 = 2,028.26/x
  3. Step 3: Cross multiply
    7,221.98x = 10,833.36 × 2,028.26
  4. Step 4: Simplify right side
    7,221.98x = 21,972,870.75
  5. Step 5: Solve for x
    x = 21,972,870.75/7,221.98
  6. Step 6: Final answer
    x = 3,042.50

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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.