Home / 3,317.45-4,578.21-1,825.49

Finding the Fourth Proportional to 3,317.45, 4,578.21 and 1,825.49

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Solution

The fourth proportional to 3,317.45, 4,578.21 and 1,825.49 is: 2,519.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317.45 : 4,578.21 = 1,825.49 : x
  2. Step 2: Convert to fraction form
    3,317.45/4,578.21 = 1,825.49/x
  3. Step 3: Cross multiply
    3,317.45x = 4,578.21 × 1,825.49
  4. Step 4: Simplify right side
    3,317.45x = 8,357,453.68
  5. Step 5: Solve for x
    x = 8,357,453.68/3,317.45
  6. Step 6: Final answer
    x = 2,519.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.