Home / 3,199.33-4,415.01-1,802.08

Finding the Fourth Proportional to 3,199.33, 4,415.01 and 1,802.08

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Solution

The fourth proportional to 3,199.33, 4,415.01 and 1,802.08 is: 2,486.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199.33 : 4,415.01 = 1,802.08 : x
  2. Step 2: Convert to fraction form
    3,199.33/4,415.01 = 1,802.08/x
  3. Step 3: Cross multiply
    3,199.33x = 4,415.01 × 1,802.08
  4. Step 4: Simplify right side
    3,199.33x = 7,956,179.15
  5. Step 5: Solve for x
    x = 7,956,179.15/3,199.33
  6. Step 6: Final answer
    x = 2,486.83

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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.