Home / 2,943.71-4,415.56-1,092.66

Finding the Fourth Proportional to 2,943.71, 4,415.56 and 1,092.66

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Solution

The fourth proportional to 2,943.71, 4,415.56 and 1,092.66 is: 1,638.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.71 : 4,415.56 = 1,092.66 : x
  2. Step 2: Convert to fraction form
    2,943.71/4,415.56 = 1,092.66/x
  3. Step 3: Cross multiply
    2,943.71x = 4,415.56 × 1,092.66
  4. Step 4: Simplify right side
    2,943.71x = 4,824,692.65
  5. Step 5: Solve for x
    x = 4,824,692.65/2,943.71
  6. Step 6: Final answer
    x = 1,638.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.