Home / 3,835.77-5,748.94-1,985.83

Finding the Fourth Proportional to 3,835.77, 5,748.94 and 1,985.83

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Solution

The fourth proportional to 3,835.77, 5,748.94 and 1,985.83 is: 2,976.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,835.77 : 5,748.94 = 1,985.83 : x
  2. Step 2: Convert to fraction form
    3,835.77/5,748.94 = 1,985.83/x
  3. Step 3: Cross multiply
    3,835.77x = 5,748.94 × 1,985.83
  4. Step 4: Simplify right side
    3,835.77x = 11,416,405.63
  5. Step 5: Solve for x
    x = 11,416,405.63/3,835.77
  6. Step 6: Final answer
    x = 2,976.30

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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.