Home / 3,212.21-4,817.48-1,362.37

Finding the Fourth Proportional to 3,212.21, 4,817.48 and 1,362.37

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Solution

The fourth proportional to 3,212.21, 4,817.48 and 1,362.37 is: 2,043.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212.21 : 4,817.48 = 1,362.37 : x
  2. Step 2: Convert to fraction form
    3,212.21/4,817.48 = 1,362.37/x
  3. Step 3: Cross multiply
    3,212.21x = 4,817.48 × 1,362.37
  4. Step 4: Simplify right side
    3,212.21x = 6,563,180.40
  5. Step 5: Solve for x
    x = 6,563,180.40/3,212.21
  6. Step 6: Final answer
    x = 2,043.20

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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.