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Finding the Fourth Proportional to 4,518.99, 6,778.46 and 3,014.82

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Solution

The fourth proportional to 4,518.99, 6,778.46 and 3,014.82 is: 4,522.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,518.99 : 6,778.46 = 3,014.82 : x
  2. Step 2: Convert to fraction form
    4,518.99/6,778.46 = 3,014.82/x
  3. Step 3: Cross multiply
    4,518.99x = 6,778.46 × 3,014.82
  4. Step 4: Simplify right side
    4,518.99x = 20,435,847.12
  5. Step 5: Solve for x
    x = 20,435,847.12/4,518.99
  6. Step 6: Final answer
    x = 4,522.22

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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.