Home / 3,224.90-4,450.65-1,897.94

Finding the Fourth Proportional to 3,224.90, 4,450.65 and 1,897.94

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Solution

The fourth proportional to 3,224.90, 4,450.65 and 1,897.94 is: 2,619.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,224.90 : 4,450.65 = 1,897.94 : x
  2. Step 2: Convert to fraction form
    3,224.90/4,450.65 = 1,897.94/x
  3. Step 3: Cross multiply
    3,224.90x = 4,450.65 × 1,897.94
  4. Step 4: Simplify right side
    3,224.90x = 8,447,066.66
  5. Step 5: Solve for x
    x = 8,447,066.66/3,224.90
  6. Step 6: Final answer
    x = 2,619.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.