Home / 3,251.21-4,486.82-1,835.46

Finding the Fourth Proportional to 3,251.21, 4,486.82 and 1,835.46

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Solution

The fourth proportional to 3,251.21, 4,486.82 and 1,835.46 is: 2,533.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.21 : 4,486.82 = 1,835.46 : x
  2. Step 2: Convert to fraction form
    3,251.21/4,486.82 = 1,835.46/x
  3. Step 3: Cross multiply
    3,251.21x = 4,486.82 × 1,835.46
  4. Step 4: Simplify right side
    3,251.21x = 8,235,369.46
  5. Step 5: Solve for x
    x = 8,235,369.46/3,251.21
  6. Step 6: Final answer
    x = 2,533.02

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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.