Home / 4,850.94-7,276.77-1,388.46

Finding the Fourth Proportional to 4,850.94, 7,276.77 and 1,388.46

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Solution

The fourth proportional to 4,850.94, 7,276.77 and 1,388.46 is: 2,082.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,850.94 : 7,276.77 = 1,388.46 : x
  2. Step 2: Convert to fraction form
    4,850.94/7,276.77 = 1,388.46/x
  3. Step 3: Cross multiply
    4,850.94x = 7,276.77 × 1,388.46
  4. Step 4: Simplify right side
    4,850.94x = 10,103,504.07
  5. Step 5: Solve for x
    x = 10,103,504.07/4,850.94
  6. Step 6: Final answer
    x = 2,082.79

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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.