Home / 6,922.80-10,386.09-2,243.03

Finding the Fourth Proportional to 6,922.80, 10,386.09 and 2,243.03

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Solution

The fourth proportional to 6,922.80, 10,386.09 and 2,243.03 is: 3,365.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,922.80 : 10,386.09 = 2,243.03 : x
  2. Step 2: Convert to fraction form
    6,922.80/10,386.09 = 2,243.03/x
  3. Step 3: Cross multiply
    6,922.80x = 10,386.09 × 2,243.03
  4. Step 4: Simplify right side
    6,922.80x = 23,296,259.52
  5. Step 5: Solve for x
    x = 23,296,259.52/6,922.80
  6. Step 6: Final answer
    x = 3,365.15

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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.