Home / 3,455.24-5,208.38-3,254.60

Finding the Fourth Proportional to 3,455.24, 5,208.38 and 3,254.60

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Solution

The fourth proportional to 3,455.24, 5,208.38 and 3,254.60 is: 4,905.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455.24 : 5,208.38 = 3,254.60 : x
  2. Step 2: Convert to fraction form
    3,455.24/5,208.38 = 3,254.60/x
  3. Step 3: Cross multiply
    3,455.24x = 5,208.38 × 3,254.60
  4. Step 4: Simplify right side
    3,455.24x = 16,951,193.55
  5. Step 5: Solve for x
    x = 16,951,193.55/3,455.24
  6. Step 6: Final answer
    x = 4,905.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.