Home / 2,781.22-4,173.06-1,464.65

Finding the Fourth Proportional to 2,781.22, 4,173.06 and 1,464.65

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Solution

The fourth proportional to 2,781.22, 4,173.06 and 1,464.65 is: 2,197.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,781.22 : 4,173.06 = 1,464.65 : x
  2. Step 2: Convert to fraction form
    2,781.22/4,173.06 = 1,464.65/x
  3. Step 3: Cross multiply
    2,781.22x = 4,173.06 × 1,464.65
  4. Step 4: Simplify right side
    2,781.22x = 6,112,072.33
  5. Step 5: Solve for x
    x = 6,112,072.33/2,781.22
  6. Step 6: Final answer
    x = 2,197.62

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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.