Home / 3,440.44-4,747.91-1,868.63

Finding the Fourth Proportional to 3,440.44, 4,747.91 and 1,868.63

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Solution

The fourth proportional to 3,440.44, 4,747.91 and 1,868.63 is: 2,578.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.44 : 4,747.91 = 1,868.63 : x
  2. Step 2: Convert to fraction form
    3,440.44/4,747.91 = 1,868.63/x
  3. Step 3: Cross multiply
    3,440.44x = 4,747.91 × 1,868.63
  4. Step 4: Simplify right side
    3,440.44x = 8,872,089.59
  5. Step 5: Solve for x
    x = 8,872,089.59/3,440.44
  6. Step 6: Final answer
    x = 2,578.77

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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.