Home / 3,833.12-5,289.84-2,435.84

Finding the Fourth Proportional to 3,833.12, 5,289.84 and 2,435.84

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Solution

The fourth proportional to 3,833.12, 5,289.84 and 2,435.84 is: 3,361.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,833.12 : 5,289.84 = 2,435.84 : x
  2. Step 2: Convert to fraction form
    3,833.12/5,289.84 = 2,435.84/x
  3. Step 3: Cross multiply
    3,833.12x = 5,289.84 × 2,435.84
  4. Step 4: Simplify right side
    3,833.12x = 12,885,203.87
  5. Step 5: Solve for x
    x = 12,885,203.87/3,833.12
  6. Step 6: Final answer
    x = 3,361.54

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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.