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Finding the Fourth Proportional to 2,950.60, 4,069.73 and 1,941.09

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Solution

The fourth proportional to 2,950.60, 4,069.73 and 1,941.09 is: 2,677.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.60 : 4,069.73 = 1,941.09 : x
  2. Step 2: Convert to fraction form
    2,950.60/4,069.73 = 1,941.09/x
  3. Step 3: Cross multiply
    2,950.60x = 4,069.73 × 1,941.09
  4. Step 4: Simplify right side
    2,950.60x = 7,899,682.15
  5. Step 5: Solve for x
    x = 7,899,682.15/2,950.60
  6. Step 6: Final answer
    x = 2,677.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.