Home / 4,115.63-6,173.44-1,379.63

Finding the Fourth Proportional to 4,115.63, 6,173.44 and 1,379.63

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Solution

The fourth proportional to 4,115.63, 6,173.44 and 1,379.63 is: 2,069.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115.63 : 6,173.44 = 1,379.63 : x
  2. Step 2: Convert to fraction form
    4,115.63/6,173.44 = 1,379.63/x
  3. Step 3: Cross multiply
    4,115.63x = 6,173.44 × 1,379.63
  4. Step 4: Simplify right side
    4,115.63x = 8,517,063.03
  5. Step 5: Solve for x
    x = 8,517,063.03/4,115.63
  6. Step 6: Final answer
    x = 2,069.44

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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.