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Finding the Fourth Proportional to 2,401.99, 3,314.74 and 1,297.99

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Solution

The fourth proportional to 2,401.99, 3,314.74 and 1,297.99 is: 1,791.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,401.99 : 3,314.74 = 1,297.99 : x
  2. Step 2: Convert to fraction form
    2,401.99/3,314.74 = 1,297.99/x
  3. Step 3: Cross multiply
    2,401.99x = 3,314.74 × 1,297.99
  4. Step 4: Simplify right side
    2,401.99x = 4,302,479.55
  5. Step 5: Solve for x
    x = 4,302,479.55/2,401.99
  6. Step 6: Final answer
    x = 1,791.22

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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.