Home / 2,776.27-4,168.05-1,954.93

Finding the Fourth Proportional to 2,776.27, 4,168.05 and 1,954.93

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Solution

The fourth proportional to 2,776.27, 4,168.05 and 1,954.93 is: 2,934.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,776.27 : 4,168.05 = 1,954.93 : x
  2. Step 2: Convert to fraction form
    2,776.27/4,168.05 = 1,954.93/x
  3. Step 3: Cross multiply
    2,776.27x = 4,168.05 × 1,954.93
  4. Step 4: Simplify right side
    2,776.27x = 8,148,245.99
  5. Step 5: Solve for x
    x = 8,148,245.99/2,776.27
  6. Step 6: Final answer
    x = 2,934.96

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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.