Home / 1,821.87-2,497.32-1,797.26

Finding the Fourth Proportional to 1,821.87, 2,497.32 and 1,797.26

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Solution

The fourth proportional to 1,821.87, 2,497.32 and 1,797.26 is: 2,463.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821.87 : 2,497.32 = 1,797.26 : x
  2. Step 2: Convert to fraction form
    1,821.87/2,497.32 = 1,797.26/x
  3. Step 3: Cross multiply
    1,821.87x = 2,497.32 × 1,797.26
  4. Step 4: Simplify right side
    1,821.87x = 4,488,320.86
  5. Step 5: Solve for x
    x = 4,488,320.86/1,821.87
  6. Step 6: Final answer
    x = 2,463.58

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.