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Finding the Fourth Proportional to 2,528.41, 3,794.34 and 884.95

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Solution

The fourth proportional to 2,528.41, 3,794.34 and 884.95 is: 1,328.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528.41 : 3,794.34 = 884.95 : x
  2. Step 2: Convert to fraction form
    2,528.41/3,794.34 = 884.95/x
  3. Step 3: Cross multiply
    2,528.41x = 3,794.34 × 884.95
  4. Step 4: Simplify right side
    2,528.41x = 3,357,801.18
  5. Step 5: Solve for x
    x = 3,357,801.18/2,528.41
  6. Step 6: Final answer
    x = 1,328.03

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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.