Home / 4,550.12-6,820.31-3,247.64

Finding the Fourth Proportional to 4,550.12, 6,820.31 and 3,247.64

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Solution

The fourth proportional to 4,550.12, 6,820.31 and 3,247.64 is: 4,867.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,550.12 : 6,820.31 = 3,247.64 : x
  2. Step 2: Convert to fraction form
    4,550.12/6,820.31 = 3,247.64/x
  3. Step 3: Cross multiply
    4,550.12x = 6,820.31 × 3,247.64
  4. Step 4: Simplify right side
    4,550.12x = 22,149,885.59
  5. Step 5: Solve for x
    x = 22,149,885.59/4,550.12
  6. Step 6: Final answer
    x = 4,867.98

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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.