Home / 3,834.10-5,747.63-1,235.70

Finding the Fourth Proportional to 3,834.10, 5,747.63 and 1,235.70

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Solution

The fourth proportional to 3,834.10, 5,747.63 and 1,235.70 is: 1,852.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,834.10 : 5,747.63 = 1,235.70 : x
  2. Step 2: Convert to fraction form
    3,834.10/5,747.63 = 1,235.70/x
  3. Step 3: Cross multiply
    3,834.10x = 5,747.63 × 1,235.70
  4. Step 4: Simplify right side
    3,834.10x = 7,102,346.39
  5. Step 5: Solve for x
    x = 7,102,346.39/3,834.10
  6. Step 6: Final answer
    x = 1,852.42

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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.