Home / 3,830.47-5,744.28-1,364.62

Finding the Fourth Proportional to 3,830.47, 5,744.28 and 1,364.62

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Solution

The fourth proportional to 3,830.47, 5,744.28 and 1,364.62 is: 2,046.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830.47 : 5,744.28 = 1,364.62 : x
  2. Step 2: Convert to fraction form
    3,830.47/5,744.28 = 1,364.62/x
  3. Step 3: Cross multiply
    3,830.47x = 5,744.28 × 1,364.62
  4. Step 4: Simplify right side
    3,830.47x = 7,838,759.37
  5. Step 5: Solve for x
    x = 7,838,759.37/3,830.47
  6. Step 6: Final answer
    x = 2,046.42

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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.