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Finding the Fourth Proportional to 2,627.02, 3,938.11 and 894.44

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Solution

The fourth proportional to 2,627.02, 3,938.11 and 894.44 is: 1,340.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,627.02 : 3,938.11 = 894.44 : x
  2. Step 2: Convert to fraction form
    2,627.02/3,938.11 = 894.44/x
  3. Step 3: Cross multiply
    2,627.02x = 3,938.11 × 894.44
  4. Step 4: Simplify right side
    2,627.02x = 3,522,403.11
  5. Step 5: Solve for x
    x = 3,522,403.11/2,627.02
  6. Step 6: Final answer
    x = 1,340.84

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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.