Home / 2,824.06-4,228.80-2,754.40

Finding the Fourth Proportional to 2,824.06, 4,228.80 and 2,754.40

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Solution

The fourth proportional to 2,824.06, 4,228.80 and 2,754.40 is: 4,124.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824.06 : 4,228.80 = 2,754.40 : x
  2. Step 2: Convert to fraction form
    2,824.06/4,228.80 = 2,754.40/x
  3. Step 3: Cross multiply
    2,824.06x = 4,228.80 × 2,754.40
  4. Step 4: Simplify right side
    2,824.06x = 11,647,806.72
  5. Step 5: Solve for x
    x = 11,647,806.72/2,824.06
  6. Step 6: Final answer
    x = 4,124.49

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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.