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Finding the Fourth Proportional to 2,000.03, 3,000.06 and 1,025.60

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Solution

The fourth proportional to 2,000.03, 3,000.06 and 1,025.60 is: 1,538.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,000.03 : 3,000.06 = 1,025.60 : x
  2. Step 2: Convert to fraction form
    2,000.03/3,000.06 = 1,025.60/x
  3. Step 3: Cross multiply
    2,000.03x = 3,000.06 × 1,025.60
  4. Step 4: Simplify right side
    2,000.03x = 3,076,861.54
  5. Step 5: Solve for x
    x = 3,076,861.54/2,000.03
  6. Step 6: Final answer
    x = 1,538.41

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1.5x scale

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.