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Finding the Fourth Proportional to 5,329.78, 8,000.44 and 2,253.94

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Solution

The fourth proportional to 5,329.78, 8,000.44 and 2,253.94 is: 3,383.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.78 : 8,000.44 = 2,253.94 : x
  2. Step 2: Convert to fraction form
    5,329.78/8,000.44 = 2,253.94/x
  3. Step 3: Cross multiply
    5,329.78x = 8,000.44 × 2,253.94
  4. Step 4: Simplify right side
    5,329.78x = 18,032,511.73
  5. Step 5: Solve for x
    x = 18,032,511.73/5,329.78
  6. Step 6: Final answer
    x = 3,383.35

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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.