Home / 4,850.68-6,696.40-2,861.84

Finding the Fourth Proportional to 4,850.68, 6,696.40 and 2,861.84

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Solution

The fourth proportional to 4,850.68, 6,696.40 and 2,861.84 is: 3,950.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,850.68 : 6,696.40 = 2,861.84 : x
  2. Step 2: Convert to fraction form
    4,850.68/6,696.40 = 2,861.84/x
  3. Step 3: Cross multiply
    4,850.68x = 6,696.40 × 2,861.84
  4. Step 4: Simplify right side
    4,850.68x = 19,164,025.38
  5. Step 5: Solve for x
    x = 19,164,025.38/4,850.68
  6. Step 6: Final answer
    x = 3,950.79

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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.