Home / 5,449.20-8,160.84-4,833.60

Finding the Fourth Proportional to 5,449.20, 8,160.84 and 4,833.60

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Solution

The fourth proportional to 5,449.20, 8,160.84 and 4,833.60 is: 7,238.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,449.20 : 8,160.84 = 4,833.60 : x
  2. Step 2: Convert to fraction form
    5,449.20/8,160.84 = 4,833.60/x
  3. Step 3: Cross multiply
    5,449.20x = 8,160.84 × 4,833.60
  4. Step 4: Simplify right side
    5,449.20x = 39,446,236.22
  5. Step 5: Solve for x
    x = 39,446,236.22/5,449.20
  6. Step 6: Final answer
    x = 7,238.90

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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.