Home / 3,317.70-4,578.38-1,825.58

Finding the Fourth Proportional to 3,317.70, 4,578.38 and 1,825.58

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Solution

The fourth proportional to 3,317.70, 4,578.38 and 1,825.58 is: 2,519.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317.70 : 4,578.38 = 1,825.58 : x
  2. Step 2: Convert to fraction form
    3,317.70/4,578.38 = 1,825.58/x
  3. Step 3: Cross multiply
    3,317.70x = 4,578.38 × 1,825.58
  4. Step 4: Simplify right side
    3,317.70x = 8,358,198.96
  5. Step 5: Solve for x
    x = 8,358,198.96/3,317.70
  6. Step 6: Final answer
    x = 2,519.28

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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.