Home / 4,942.63-6,821.03-2,846.75

Finding the Fourth Proportional to 4,942.63, 6,821.03 and 2,846.75

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Solution

The fourth proportional to 4,942.63, 6,821.03 and 2,846.75 is: 3,928.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,942.63 : 6,821.03 = 2,846.75 : x
  2. Step 2: Convert to fraction form
    4,942.63/6,821.03 = 2,846.75/x
  3. Step 3: Cross multiply
    4,942.63x = 6,821.03 × 2,846.75
  4. Step 4: Simplify right side
    4,942.63x = 19,417,752.92
  5. Step 5: Solve for x
    x = 19,417,752.92/4,942.63
  6. Step 6: Final answer
    x = 3,928.63

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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.