Home / 3,753.88-5,179.90-2,075.06

Finding the Fourth Proportional to 3,753.88, 5,179.90 and 2,075.06

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Solution

The fourth proportional to 3,753.88, 5,179.90 and 2,075.06 is: 2,863.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,753.88 : 5,179.90 = 2,075.06 : x
  2. Step 2: Convert to fraction form
    3,753.88/5,179.90 = 2,075.06/x
  3. Step 3: Cross multiply
    3,753.88x = 5,179.90 × 2,075.06
  4. Step 4: Simplify right side
    3,753.88x = 10,748,572.21
  5. Step 5: Solve for x
    x = 10,748,572.21/3,753.88
  6. Step 6: Final answer
    x = 2,863.33

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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.