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Finding the Fourth Proportional to 3,804.15, 5,707.17 and 2,245.44

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Solution

The fourth proportional to 3,804.15, 5,707.17 and 2,245.44 is: 3,368.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,804.15 : 5,707.17 = 2,245.44 : x
  2. Step 2: Convert to fraction form
    3,804.15/5,707.17 = 2,245.44/x
  3. Step 3: Cross multiply
    3,804.15x = 5,707.17 × 2,245.44
  4. Step 4: Simplify right side
    3,804.15x = 12,815,107.80
  5. Step 5: Solve for x
    x = 12,815,107.80/3,804.15
  6. Step 6: Final answer
    x = 3,368.72

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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.