Home / 4,059.89-6,090.94-1,286.48

Finding the Fourth Proportional to 4,059.89, 6,090.94 and 1,286.48

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Solution

The fourth proportional to 4,059.89, 6,090.94 and 1,286.48 is: 1,930.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,059.89 : 6,090.94 = 1,286.48 : x
  2. Step 2: Convert to fraction form
    4,059.89/6,090.94 = 1,286.48/x
  3. Step 3: Cross multiply
    4,059.89x = 6,090.94 × 1,286.48
  4. Step 4: Simplify right side
    4,059.89x = 7,835,872.49
  5. Step 5: Solve for x
    x = 7,835,872.49/4,059.89
  6. Step 6: Final answer
    x = 1,930.07

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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.