Home / 3,212.37-4,817.07-1,020.60

Finding the Fourth Proportional to 3,212.37, 4,817.07 and 1,020.60

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Solution

The fourth proportional to 3,212.37, 4,817.07 and 1,020.60 is: 1,530.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212.37 : 4,817.07 = 1,020.60 : x
  2. Step 2: Convert to fraction form
    3,212.37/4,817.07 = 1,020.60/x
  3. Step 3: Cross multiply
    3,212.37x = 4,817.07 × 1,020.60
  4. Step 4: Simplify right side
    3,212.37x = 4,916,301.64
  5. Step 5: Solve for x
    x = 4,916,301.64/3,212.37
  6. Step 6: Final answer
    x = 1,530.43

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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.