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Finding the Fourth Proportional to 2,950.72, 4,063.77 and 2,941.68

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Solution

The fourth proportional to 2,950.72, 4,063.77 and 2,941.68 is: 4,051.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.72 : 4,063.77 = 2,941.68 : x
  2. Step 2: Convert to fraction form
    2,950.72/4,063.77 = 2,941.68/x
  3. Step 3: Cross multiply
    2,950.72x = 4,063.77 × 2,941.68
  4. Step 4: Simplify right side
    2,950.72x = 11,954,310.93
  5. Step 5: Solve for x
    x = 11,954,310.93/2,950.72
  6. Step 6: Final answer
    x = 4,051.32

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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.