Home / 2,528.20-3,776.73-1,828.88

Finding the Fourth Proportional to 2,528.20, 3,776.73 and 1,828.88

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Solution

The fourth proportional to 2,528.20, 3,776.73 and 1,828.88 is: 2,732.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528.20 : 3,776.73 = 1,828.88 : x
  2. Step 2: Convert to fraction form
    2,528.20/3,776.73 = 1,828.88/x
  3. Step 3: Cross multiply
    2,528.20x = 3,776.73 × 1,828.88
  4. Step 4: Simplify right side
    2,528.20x = 6,907,185.96
  5. Step 5: Solve for x
    x = 6,907,185.96/2,528.20
  6. Step 6: Final answer
    x = 2,732.06

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1.5x scale

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.