Home / 3,228.85-4,831.74-2,530.72

Finding the Fourth Proportional to 3,228.85, 4,831.74 and 2,530.72

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Solution

The fourth proportional to 3,228.85, 4,831.74 and 2,530.72 is: 3,787.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228.85 : 4,831.74 = 2,530.72 : x
  2. Step 2: Convert to fraction form
    3,228.85/4,831.74 = 2,530.72/x
  3. Step 3: Cross multiply
    3,228.85x = 4,831.74 × 2,530.72
  4. Step 4: Simplify right side
    3,228.85x = 12,227,790.33
  5. Step 5: Solve for x
    x = 12,227,790.33/3,228.85
  6. Step 6: Final answer
    x = 3,787.04

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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.