Home / 3,759.37-5,188.01-2,080.74

Finding the Fourth Proportional to 3,759.37, 5,188.01 and 2,080.74

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Solution

The fourth proportional to 3,759.37, 5,188.01 and 2,080.74 is: 2,871.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,759.37 : 5,188.01 = 2,080.74 : x
  2. Step 2: Convert to fraction form
    3,759.37/5,188.01 = 2,080.74/x
  3. Step 3: Cross multiply
    3,759.37x = 5,188.01 × 2,080.74
  4. Step 4: Simplify right side
    3,759.37x = 10,794,894.43
  5. Step 5: Solve for x
    x = 10,794,894.43/3,759.37
  6. Step 6: Final answer
    x = 2,871.46

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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.