Home / 3,114.43-4,297.73-1,788.01

Finding the Fourth Proportional to 3,114.43, 4,297.73 and 1,788.01

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Solution

The fourth proportional to 3,114.43, 4,297.73 and 1,788.01 is: 2,467.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114.43 : 4,297.73 = 1,788.01 : x
  2. Step 2: Convert to fraction form
    3,114.43/4,297.73 = 1,788.01/x
  3. Step 3: Cross multiply
    3,114.43x = 4,297.73 × 1,788.01
  4. Step 4: Simplify right side
    3,114.43x = 7,684,375.28
  5. Step 5: Solve for x
    x = 7,684,375.28/3,114.43
  6. Step 6: Final answer
    x = 2,467.35

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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.