Home / 2,928.50-4,376.92-2,694.99

Finding the Fourth Proportional to 2,928.50, 4,376.92 and 2,694.99

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Solution

The fourth proportional to 2,928.50, 4,376.92 and 2,694.99 is: 4,027.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928.50 : 4,376.92 = 2,694.99 : x
  2. Step 2: Convert to fraction form
    2,928.50/4,376.92 = 2,694.99/x
  3. Step 3: Cross multiply
    2,928.50x = 4,376.92 × 2,694.99
  4. Step 4: Simplify right side
    2,928.50x = 11,795,748.89
  5. Step 5: Solve for x
    x = 11,795,748.89/2,928.50
  6. Step 6: Final answer
    x = 4,027.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.