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Finding the Fourth Proportional to 2,401.26, 3,601.62 and 670.02

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Solution

The fourth proportional to 2,401.26, 3,601.62 and 670.02 is: 1,004.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,401.26 : 3,601.62 = 670.02 : x
  2. Step 2: Convert to fraction form
    2,401.26/3,601.62 = 670.02/x
  3. Step 3: Cross multiply
    2,401.26x = 3,601.62 × 670.02
  4. Step 4: Simplify right side
    2,401.26x = 2,413,157.43
  5. Step 5: Solve for x
    x = 2,413,157.43/2,401.26
  6. Step 6: Final answer
    x = 1,004.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.