Home / 3,647.70-5,033.37-2,075.82

Finding the Fourth Proportional to 3,647.70, 5,033.37 and 2,075.82

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Solution

The fourth proportional to 3,647.70, 5,033.37 and 2,075.82 is: 2,864.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647.70 : 5,033.37 = 2,075.82 : x
  2. Step 2: Convert to fraction form
    3,647.70/5,033.37 = 2,075.82/x
  3. Step 3: Cross multiply
    3,647.70x = 5,033.37 × 2,075.82
  4. Step 4: Simplify right side
    3,647.70x = 10,448,370.11
  5. Step 5: Solve for x
    x = 10,448,370.11/3,647.70
  6. Step 6: Final answer
    x = 2,864.37

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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.