Home / 4,023.27-5,550.93-3,078.81

Finding the Fourth Proportional to 4,023.27, 5,550.93 and 3,078.81

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Solution

The fourth proportional to 4,023.27, 5,550.93 and 3,078.81 is: 4,247.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,023.27 : 5,550.93 = 3,078.81 : x
  2. Step 2: Convert to fraction form
    4,023.27/5,550.93 = 3,078.81/x
  3. Step 3: Cross multiply
    4,023.27x = 5,550.93 × 3,078.81
  4. Step 4: Simplify right side
    4,023.27x = 17,090,258.79
  5. Step 5: Solve for x
    x = 17,090,258.79/4,023.27
  6. Step 6: Final answer
    x = 4,247.85

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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.