Home / 3,845.61-5,770.23-2,288.69

Finding the Fourth Proportional to 3,845.61, 5,770.23 and 2,288.69

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Solution

The fourth proportional to 3,845.61, 5,770.23 and 2,288.69 is: 3,434.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,845.61 : 5,770.23 = 2,288.69 : x
  2. Step 2: Convert to fraction form
    3,845.61/5,770.23 = 2,288.69/x
  3. Step 3: Cross multiply
    3,845.61x = 5,770.23 × 2,288.69
  4. Step 4: Simplify right side
    3,845.61x = 13,206,267.70
  5. Step 5: Solve for x
    x = 13,206,267.70/3,845.61
  6. Step 6: Final answer
    x = 3,434.12

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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.