Home / 3,231.44-4,460.40-1,835.12

Finding the Fourth Proportional to 3,231.44, 4,460.40 and 1,835.12

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Solution

The fourth proportional to 3,231.44, 4,460.40 and 1,835.12 is: 2,533.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231.44 : 4,460.40 = 1,835.12 : x
  2. Step 2: Convert to fraction form
    3,231.44/4,460.40 = 1,835.12/x
  3. Step 3: Cross multiply
    3,231.44x = 4,460.40 × 1,835.12
  4. Step 4: Simplify right side
    3,231.44x = 8,185,369.25
  5. Step 5: Solve for x
    x = 8,185,369.25/3,231.44
  6. Step 6: Final answer
    x = 2,533.04

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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.