Home / 3,214.07-4,435.63-1,797.89

Finding the Fourth Proportional to 3,214.07, 4,435.63 and 1,797.89

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Solution

The fourth proportional to 3,214.07, 4,435.63 and 1,797.89 is: 2,481.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214.07 : 4,435.63 = 1,797.89 : x
  2. Step 2: Convert to fraction form
    3,214.07/4,435.63 = 1,797.89/x
  3. Step 3: Cross multiply
    3,214.07x = 4,435.63 × 1,797.89
  4. Step 4: Simplify right side
    3,214.07x = 7,974,754.89
  5. Step 5: Solve for x
    x = 7,974,754.89/3,214.07
  6. Step 6: Final answer
    x = 2,481.20

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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.