Home / 3,208.94-4,428.30-1,792.66

Finding the Fourth Proportional to 3,208.94, 4,428.30 and 1,792.66

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Solution

The fourth proportional to 3,208.94, 4,428.30 and 1,792.66 is: 2,473.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208.94 : 4,428.30 = 1,792.66 : x
  2. Step 2: Convert to fraction form
    3,208.94/4,428.30 = 1,792.66/x
  3. Step 3: Cross multiply
    3,208.94x = 4,428.30 × 1,792.66
  4. Step 4: Simplify right side
    3,208.94x = 7,938,412.65
  5. Step 5: Solve for x
    x = 7,938,412.65/3,208.94
  6. Step 6: Final answer
    x = 2,473.84

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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.