Home / 3,442.44-5,155.34-3,270.18

Finding the Fourth Proportional to 3,442.44, 5,155.34 and 3,270.18

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Solution

The fourth proportional to 3,442.44, 5,155.34 and 3,270.18 is: 4,897.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442.44 : 5,155.34 = 3,270.18 : x
  2. Step 2: Convert to fraction form
    3,442.44/5,155.34 = 3,270.18/x
  3. Step 3: Cross multiply
    3,442.44x = 5,155.34 × 3,270.18
  4. Step 4: Simplify right side
    3,442.44x = 16,858,873.41
  5. Step 5: Solve for x
    x = 16,858,873.41/3,442.44
  6. Step 6: Final answer
    x = 4,897.36

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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.