Home / 2,528.85-3,787.38-2,441.28

Finding the Fourth Proportional to 2,528.85, 3,787.38 and 2,441.28

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Solution

The fourth proportional to 2,528.85, 3,787.38 and 2,441.28 is: 3,656.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528.85 : 3,787.38 = 2,441.28 : x
  2. Step 2: Convert to fraction form
    2,528.85/3,787.38 = 2,441.28/x
  3. Step 3: Cross multiply
    2,528.85x = 3,787.38 × 2,441.28
  4. Step 4: Simplify right side
    2,528.85x = 9,246,055.05
  5. Step 5: Solve for x
    x = 9,246,055.05/2,528.85
  6. Step 6: Final answer
    x = 3,656.23

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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.