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Finding the Fourth Proportional to 2,401.01, 3,600.02 and 938.45

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Solution

The fourth proportional to 2,401.01, 3,600.02 and 938.45 is: 1,407.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,401.01 : 3,600.02 = 938.45 : x
  2. Step 2: Convert to fraction form
    2,401.01/3,600.02 = 938.45/x
  3. Step 3: Cross multiply
    2,401.01x = 3,600.02 × 938.45
  4. Step 4: Simplify right side
    2,401.01x = 3,378,416.08
  5. Step 5: Solve for x
    x = 3,378,416.08/2,401.01
  6. Step 6: Final answer
    x = 1,407.08

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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.