Home / 5,455.37-8,181.08-2,335.59

Finding the Fourth Proportional to 5,455.37, 8,181.08 and 2,335.59

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Solution

The fourth proportional to 5,455.37, 8,181.08 and 2,335.59 is: 3,502.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455.37 : 8,181.08 = 2,335.59 : x
  2. Step 2: Convert to fraction form
    5,455.37/8,181.08 = 2,335.59/x
  3. Step 3: Cross multiply
    5,455.37x = 8,181.08 × 2,335.59
  4. Step 4: Simplify right side
    5,455.37x = 19,107,636.96
  5. Step 5: Solve for x
    x = 19,107,636.96/5,455.37
  6. Step 6: Final answer
    x = 3,502.54

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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.