Home / 4,850.28-7,278.04-1,928.62

Finding the Fourth Proportional to 4,850.28, 7,278.04 and 1,928.62

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Solution

The fourth proportional to 4,850.28, 7,278.04 and 1,928.62 is: 2,893.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,850.28 : 7,278.04 = 1,928.62 : x
  2. Step 2: Convert to fraction form
    4,850.28/7,278.04 = 1,928.62/x
  3. Step 3: Cross multiply
    4,850.28x = 7,278.04 × 1,928.62
  4. Step 4: Simplify right side
    4,850.28x = 14,036,573.50
  5. Step 5: Solve for x
    x = 14,036,573.50/4,850.28
  6. Step 6: Final answer
    x = 2,893.97

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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.