Home / 2,926.66-4,043.94-2,169.35

Finding the Fourth Proportional to 2,926.66, 4,043.94 and 2,169.35

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Solution

The fourth proportional to 2,926.66, 4,043.94 and 2,169.35 is: 2,997.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926.66 : 4,043.94 = 2,169.35 : x
  2. Step 2: Convert to fraction form
    2,926.66/4,043.94 = 2,169.35/x
  3. Step 3: Cross multiply
    2,926.66x = 4,043.94 × 2,169.35
  4. Step 4: Simplify right side
    2,926.66x = 8,772,721.24
  5. Step 5: Solve for x
    x = 8,772,721.24/2,926.66
  6. Step 6: Final answer
    x = 2,997.52

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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.