Home / 3,835.11-5,753.88-1,238.25

Finding the Fourth Proportional to 3,835.11, 5,753.88 and 1,238.25

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Solution

The fourth proportional to 3,835.11, 5,753.88 and 1,238.25 is: 1,857.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,835.11 : 5,753.88 = 1,238.25 : x
  2. Step 2: Convert to fraction form
    3,835.11/5,753.88 = 1,238.25/x
  3. Step 3: Cross multiply
    3,835.11x = 5,753.88 × 1,238.25
  4. Step 4: Simplify right side
    3,835.11x = 7,124,741.91
  5. Step 5: Solve for x
    x = 7,124,741.91/3,835.11
  6. Step 6: Final answer
    x = 1,857.77

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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.