Home / 9,122.09-13,683.87-2,882.52

Finding the Fourth Proportional to 9,122.09, 13,683.87 and 2,882.52

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Solution

The fourth proportional to 9,122.09, 13,683.87 and 2,882.52 is: 4,324.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,122.09 : 13,683.87 = 2,882.52 : x
  2. Step 2: Convert to fraction form
    9,122.09/13,683.87 = 2,882.52/x
  3. Step 3: Cross multiply
    9,122.09x = 13,683.87 × 2,882.52
  4. Step 4: Simplify right side
    9,122.09x = 39,444,028.95
  5. Step 5: Solve for x
    x = 39,444,028.95/9,122.09
  6. Step 6: Final answer
    x = 4,324.01

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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.