Home / 1,771.09-2,438.54-1,504.97

Finding the Fourth Proportional to 1,771.09, 2,438.54 and 1,504.97

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Solution

The fourth proportional to 1,771.09, 2,438.54 and 1,504.97 is: 2,072.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771.09 : 2,438.54 = 1,504.97 : x
  2. Step 2: Convert to fraction form
    1,771.09/2,438.54 = 1,504.97/x
  3. Step 3: Cross multiply
    1,771.09x = 2,438.54 × 1,504.97
  4. Step 4: Simplify right side
    1,771.09x = 3,669,929.54
  5. Step 5: Solve for x
    x = 3,669,929.54/1,771.09
  6. Step 6: Final answer
    x = 2,072.13

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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.