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Finding the Fourth Proportional to 2,784.03, 4,175.84 and 1,395.96

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Solution

The fourth proportional to 2,784.03, 4,175.84 and 1,395.96 is: 2,093.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784.03 : 4,175.84 = 1,395.96 : x
  2. Step 2: Convert to fraction form
    2,784.03/4,175.84 = 1,395.96/x
  3. Step 3: Cross multiply
    2,784.03x = 4,175.84 × 1,395.96
  4. Step 4: Simplify right side
    2,784.03x = 5,829,305.61
  5. Step 5: Solve for x
    x = 5,829,305.61/2,784.03
  6. Step 6: Final answer
    x = 2,093.84

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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.