Home / 2,192.03-3,284.79-2,137.69

Finding the Fourth Proportional to 2,192.03, 3,284.79 and 2,137.69

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Solution

The fourth proportional to 2,192.03, 3,284.79 and 2,137.69 is: 3,203.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192.03 : 3,284.79 = 2,137.69 : x
  2. Step 2: Convert to fraction form
    2,192.03/3,284.79 = 2,137.69/x
  3. Step 3: Cross multiply
    2,192.03x = 3,284.79 × 2,137.69
  4. Step 4: Simplify right side
    2,192.03x = 7,021,862.74
  5. Step 5: Solve for x
    x = 7,021,862.74/2,192.03
  6. Step 6: Final answer
    x = 3,203.36

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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.