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Finding the Fourth Proportional to 2,068.94, 3,104.39 and 837.27

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Solution

The fourth proportional to 2,068.94, 3,104.39 and 837.27 is: 1,256.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068.94 : 3,104.39 = 837.27 : x
  2. Step 2: Convert to fraction form
    2,068.94/3,104.39 = 837.27/x
  3. Step 3: Cross multiply
    2,068.94x = 3,104.39 × 837.27
  4. Step 4: Simplify right side
    2,068.94x = 2,599,214.71
  5. Step 5: Solve for x
    x = 2,599,214.71/2,068.94
  6. Step 6: Final answer
    x = 1,256.30

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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.