Home / 3,925.14-5,879.61-2,831.64

Finding the Fourth Proportional to 3,925.14, 5,879.61 and 2,831.64

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Solution

The fourth proportional to 3,925.14, 5,879.61 and 2,831.64 is: 4,241.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,925.14 : 5,879.61 = 2,831.64 : x
  2. Step 2: Convert to fraction form
    3,925.14/5,879.61 = 2,831.64/x
  3. Step 3: Cross multiply
    3,925.14x = 5,879.61 × 2,831.64
  4. Step 4: Simplify right side
    3,925.14x = 16,648,938.86
  5. Step 5: Solve for x
    x = 16,648,938.86/3,925.14
  6. Step 6: Final answer
    x = 4,241.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.