Home / 4,811.10-7,216.65-3,255.90

Finding the Fourth Proportional to 4,811.10, 7,216.65 and 3,255.90

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Solution

The fourth proportional to 4,811.10, 7,216.65 and 3,255.90 is: 4,883.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811.10 : 7,216.65 = 3,255.90 : x
  2. Step 2: Convert to fraction form
    4,811.10/7,216.65 = 3,255.90/x
  3. Step 3: Cross multiply
    4,811.10x = 7,216.65 × 3,255.90
  4. Step 4: Simplify right side
    4,811.10x = 23,496,690.74
  5. Step 5: Solve for x
    x = 23,496,690.74/4,811.10
  6. Step 6: Final answer
    x = 4,883.85

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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.