Home / 2,531.14-3,798.15-2,021.38

Finding the Fourth Proportional to 2,531.14, 3,798.15 and 2,021.38

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Solution

The fourth proportional to 2,531.14, 3,798.15 and 2,021.38 is: 3,033.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531.14 : 3,798.15 = 2,021.38 : x
  2. Step 2: Convert to fraction form
    2,531.14/3,798.15 = 2,021.38/x
  3. Step 3: Cross multiply
    2,531.14x = 3,798.15 × 2,021.38
  4. Step 4: Simplify right side
    2,531.14x = 7,677,504.45
  5. Step 5: Solve for x
    x = 7,677,504.45/2,531.14
  6. Step 6: Final answer
    x = 3,033.22

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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.