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Finding the Fourth Proportional to 2,360.02, 3,540.20 and 800.02

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Solution

The fourth proportional to 2,360.02, 3,540.20 and 800.02 is: 1,200.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,360.02 : 3,540.20 = 800.02 : x
  2. Step 2: Convert to fraction form
    2,360.02/3,540.20 = 800.02/x
  3. Step 3: Cross multiply
    2,360.02x = 3,540.20 × 800.02
  4. Step 4: Simplify right side
    2,360.02x = 2,832,230.80
  5. Step 5: Solve for x
    x = 2,832,230.80/2,360.02
  6. Step 6: Final answer
    x = 1,200.09

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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.