Home / 4,231.60-5,847.64-3,181.84

Finding the Fourth Proportional to 4,231.60, 5,847.64 and 3,181.84

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Solution

The fourth proportional to 4,231.60, 5,847.64 and 3,181.84 is: 4,396.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,231.60 : 5,847.64 = 3,181.84 : x
  2. Step 2: Convert to fraction form
    4,231.60/5,847.64 = 3,181.84/x
  3. Step 3: Cross multiply
    4,231.60x = 5,847.64 × 3,181.84
  4. Step 4: Simplify right side
    4,231.60x = 18,606,254.86
  5. Step 5: Solve for x
    x = 18,606,254.86/4,231.60
  6. Step 6: Final answer
    x = 4,396.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.