Home / 3,505.97-4,838.08-2,012.84

Finding the Fourth Proportional to 3,505.97, 4,838.08 and 2,012.84

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Solution

The fourth proportional to 3,505.97, 4,838.08 and 2,012.84 is: 2,777.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505.97 : 4,838.08 = 2,012.84 : x
  2. Step 2: Convert to fraction form
    3,505.97/4,838.08 = 2,012.84/x
  3. Step 3: Cross multiply
    3,505.97x = 4,838.08 × 2,012.84
  4. Step 4: Simplify right side
    3,505.97x = 9,738,273.64
  5. Step 5: Solve for x
    x = 9,738,273.64/3,505.97
  6. Step 6: Final answer
    x = 2,777.62

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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.