Home / 4,635.38-6,396.98-2,539.64

Finding the Fourth Proportional to 4,635.38, 6,396.98 and 2,539.64

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Solution

The fourth proportional to 4,635.38, 6,396.98 and 2,539.64 is: 3,504.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,635.38 : 6,396.98 = 2,539.64 : x
  2. Step 2: Convert to fraction form
    4,635.38/6,396.98 = 2,539.64/x
  3. Step 3: Cross multiply
    4,635.38x = 6,396.98 × 2,539.64
  4. Step 4: Simplify right side
    4,635.38x = 16,245,981.60
  5. Step 5: Solve for x
    x = 16,245,981.60/4,635.38
  6. Step 6: Final answer
    x = 3,504.78

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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.