Home / 3,756.47-5,183.84-2,077.94

Finding the Fourth Proportional to 3,756.47, 5,183.84 and 2,077.94

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Solution

The fourth proportional to 3,756.47, 5,183.84 and 2,077.94 is: 2,867.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756.47 : 5,183.84 = 2,077.94 : x
  2. Step 2: Convert to fraction form
    3,756.47/5,183.84 = 2,077.94/x
  3. Step 3: Cross multiply
    3,756.47x = 5,183.84 × 2,077.94
  4. Step 4: Simplify right side
    3,756.47x = 10,771,708.49
  5. Step 5: Solve for x
    x = 10,771,708.49/3,756.47
  6. Step 6: Final answer
    x = 2,867.51

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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.