Home / 2,693.28-4,039.97-844.35

Finding the Fourth Proportional to 2,693.28, 4,039.97 and 844.35

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Solution

The fourth proportional to 2,693.28, 4,039.97 and 844.35 is: 1,266.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,693.28 : 4,039.97 = 844.35 : x
  2. Step 2: Convert to fraction form
    2,693.28/4,039.97 = 844.35/x
  3. Step 3: Cross multiply
    2,693.28x = 4,039.97 × 844.35
  4. Step 4: Simplify right side
    2,693.28x = 3,411,144.45
  5. Step 5: Solve for x
    x = 3,411,144.45/2,693.28
  6. Step 6: Final answer
    x = 1,266.54

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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.