Home / 3,199.68-4,415.56-1,873.14

Finding the Fourth Proportional to 3,199.68, 4,415.56 and 1,873.14

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Solution

The fourth proportional to 3,199.68, 4,415.56 and 1,873.14 is: 2,584.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199.68 : 4,415.56 = 1,873.14 : x
  2. Step 2: Convert to fraction form
    3,199.68/4,415.56 = 1,873.14/x
  3. Step 3: Cross multiply
    3,199.68x = 4,415.56 × 1,873.14
  4. Step 4: Simplify right side
    3,199.68x = 8,270,962.06
  5. Step 5: Solve for x
    x = 8,270,962.06/3,199.68
  6. Step 6: Final answer
    x = 2,584.93

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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.