Home / 4,942.94-6,821.05-2,954.59

Finding the Fourth Proportional to 4,942.94, 6,821.05 and 2,954.59

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Solution

The fourth proportional to 4,942.94, 6,821.05 and 2,954.59 is: 4,077.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,942.94 : 6,821.05 = 2,954.59 : x
  2. Step 2: Convert to fraction form
    4,942.94/6,821.05 = 2,954.59/x
  3. Step 3: Cross multiply
    4,942.94x = 6,821.05 × 2,954.59
  4. Step 4: Simplify right side
    4,942.94x = 20,153,418.34
  5. Step 5: Solve for x
    x = 20,153,418.34/4,942.94
  6. Step 6: Final answer
    x = 4,077.21

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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.