Home / 3,075.33-4,243.82-1,896.51

Finding the Fourth Proportional to 3,075.33, 4,243.82 and 1,896.51

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Solution

The fourth proportional to 3,075.33, 4,243.82 and 1,896.51 is: 2,617.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,075.33 : 4,243.82 = 1,896.51 : x
  2. Step 2: Convert to fraction form
    3,075.33/4,243.82 = 1,896.51/x
  3. Step 3: Cross multiply
    3,075.33x = 4,243.82 × 1,896.51
  4. Step 4: Simplify right side
    3,075.33x = 8,048,437.59
  5. Step 5: Solve for x
    x = 8,048,437.59/3,075.33
  6. Step 6: Final answer
    x = 2,617.10

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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.