Home / 3,754.11-5,180.40-2,075.54

Finding the Fourth Proportional to 3,754.11, 5,180.40 and 2,075.54

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Solution

The fourth proportional to 3,754.11, 5,180.40 and 2,075.54 is: 2,864.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,754.11 : 5,180.40 = 2,075.54 : x
  2. Step 2: Convert to fraction form
    3,754.11/5,180.40 = 2,075.54/x
  3. Step 3: Cross multiply
    3,754.11x = 5,180.40 × 2,075.54
  4. Step 4: Simplify right side
    3,754.11x = 10,752,131.63
  5. Step 5: Solve for x
    x = 10,752,131.63/3,754.11
  6. Step 6: Final answer
    x = 2,864.09

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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.