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Finding the Fourth Proportional to 2,032.89, 3,049.77 and 627.31

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Solution

The fourth proportional to 2,032.89, 3,049.77 and 627.31 is: 941.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,032.89 : 3,049.77 = 627.31 : x
  2. Step 2: Convert to fraction form
    2,032.89/3,049.77 = 627.31/x
  3. Step 3: Cross multiply
    2,032.89x = 3,049.77 × 627.31
  4. Step 4: Simplify right side
    2,032.89x = 1,913,151.22
  5. Step 5: Solve for x
    x = 1,913,151.22/2,032.89
  6. Step 6: Final answer
    x = 941.10

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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.