Home / 4,115.62-6,173.44-1,805.50

Finding the Fourth Proportional to 4,115.62, 6,173.44 and 1,805.50

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Solution

The fourth proportional to 4,115.62, 6,173.44 and 1,805.50 is: 2,708.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115.62 : 6,173.44 = 1,805.50 : x
  2. Step 2: Convert to fraction form
    4,115.62/6,173.44 = 1,805.50/x
  3. Step 3: Cross multiply
    4,115.62x = 6,173.44 × 1,805.50
  4. Step 4: Simplify right side
    4,115.62x = 11,146,145.92
  5. Step 5: Solve for x
    x = 11,146,145.92/4,115.62
  6. Step 6: Final answer
    x = 2,708.25

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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.