Home / 3,780.89-5,673.26-1,700.47

Finding the Fourth Proportional to 3,780.89, 5,673.26 and 1,700.47

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Solution

The fourth proportional to 3,780.89, 5,673.26 and 1,700.47 is: 2,551.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780.89 : 5,673.26 = 1,700.47 : x
  2. Step 2: Convert to fraction form
    3,780.89/5,673.26 = 1,700.47/x
  3. Step 3: Cross multiply
    3,780.89x = 5,673.26 × 1,700.47
  4. Step 4: Simplify right side
    3,780.89x = 9,647,208.43
  5. Step 5: Solve for x
    x = 9,647,208.43/3,780.89
  6. Step 6: Final answer
    x = 2,551.57

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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.