Home / 3,647.25-5,033.43-2,075.36

Finding the Fourth Proportional to 3,647.25, 5,033.43 and 2,075.36

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Solution

The fourth proportional to 3,647.25, 5,033.43 and 2,075.36 is: 2,864.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647.25 : 5,033.43 = 2,075.36 : x
  2. Step 2: Convert to fraction form
    3,647.25/5,033.43 = 2,075.36/x
  3. Step 3: Cross multiply
    3,647.25x = 5,033.43 × 2,075.36
  4. Step 4: Simplify right side
    3,647.25x = 10,446,154.12
  5. Step 5: Solve for x
    x = 10,446,154.12/3,647.25
  6. Step 6: Final answer
    x = 2,864.12

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1.5x scale

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.