Home / 4,161.24-5,742.36-2,763

Finding the Fourth Proportional to 4,161.24, 5,742.36 and 2,763

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Solution

The fourth proportional to 4,161.24, 5,742.36 and 2,763 is: 3,812.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,161.24 : 5,742.36 = 2,763 : x
  2. Step 2: Convert to fraction form
    4,161.24/5,742.36 = 2,763/x
  3. Step 3: Cross multiply
    4,161.24x = 5,742.36 × 2,763
  4. Step 4: Simplify right side
    4,161.24x = 15,866,140.68
  5. Step 5: Solve for x
    x = 15,866,140.68/4,161.24
  6. Step 6: Final answer
    x = 3,812.84

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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.