Home / 5,212.29-7,192.93-2,854.41

Finding the Fourth Proportional to 5,212.29, 7,192.93 and 2,854.41

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Solution

The fourth proportional to 5,212.29, 7,192.93 and 2,854.41 is: 3,939.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,212.29 : 7,192.93 = 2,854.41 : x
  2. Step 2: Convert to fraction form
    5,212.29/7,192.93 = 2,854.41/x
  3. Step 3: Cross multiply
    5,212.29x = 7,192.93 × 2,854.41
  4. Step 4: Simplify right side
    5,212.29x = 20,531,571.32
  5. Step 5: Solve for x
    x = 20,531,571.32/5,212.29
  6. Step 6: Final answer
    x = 3,939.07

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.