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Finding the Fourth Proportional to 3,511.71, 4,868.35 and 3,324.44

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Solution

The fourth proportional to 3,511.71, 4,868.35 and 3,324.44 is: 4,608.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511.71 : 4,868.35 = 3,324.44 : x
  2. Step 2: Convert to fraction form
    3,511.71/4,868.35 = 3,324.44/x
  3. Step 3: Cross multiply
    3,511.71x = 4,868.35 × 3,324.44
  4. Step 4: Simplify right side
    3,511.71x = 16,184,541.33
  5. Step 5: Solve for x
    x = 16,184,541.33/3,511.71
  6. Step 6: Final answer
    x = 4,608.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.