Home / 3,756.36-5,183.58-2,077.74

Finding the Fourth Proportional to 3,756.36, 5,183.58 and 2,077.74

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Solution

The fourth proportional to 3,756.36, 5,183.58 and 2,077.74 is: 2,867.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756.36 : 5,183.58 = 2,077.74 : x
  2. Step 2: Convert to fraction form
    3,756.36/5,183.58 = 2,077.74/x
  3. Step 3: Cross multiply
    3,756.36x = 5,183.58 × 2,077.74
  4. Step 4: Simplify right side
    3,756.36x = 10,770,131.51
  5. Step 5: Solve for x
    x = 10,770,131.51/3,756.36
  6. Step 6: Final answer
    x = 2,867.17

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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.