Home / 4,133.79-6,200.60-1,212.03

Finding the Fourth Proportional to 4,133.79, 6,200.60 and 1,212.03

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Solution

The fourth proportional to 4,133.79, 6,200.60 and 1,212.03 is: 1,818.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,133.79 : 6,200.60 = 1,212.03 : x
  2. Step 2: Convert to fraction form
    4,133.79/6,200.60 = 1,212.03/x
  3. Step 3: Cross multiply
    4,133.79x = 6,200.60 × 1,212.03
  4. Step 4: Simplify right side
    4,133.79x = 7,515,313.22
  5. Step 5: Solve for x
    x = 7,515,313.22/4,133.79
  6. Step 6: Final answer
    x = 1,818.02

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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.