Home / 3,047.25-4,205.49-1,851.97

Finding the Fourth Proportional to 3,047.25, 4,205.49 and 1,851.97

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Solution

The fourth proportional to 3,047.25, 4,205.49 and 1,851.97 is: 2,555.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047.25 : 4,205.49 = 1,851.97 : x
  2. Step 2: Convert to fraction form
    3,047.25/4,205.49 = 1,851.97/x
  3. Step 3: Cross multiply
    3,047.25x = 4,205.49 × 1,851.97
  4. Step 4: Simplify right side
    3,047.25x = 7,788,450.32
  5. Step 5: Solve for x
    x = 7,788,450.32/3,047.25
  6. Step 6: Final answer
    x = 2,555.90

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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.