Home / 3,041.78-4,563.14-1,286.79

Finding the Fourth Proportional to 3,041.78, 4,563.14 and 1,286.79

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Solution

The fourth proportional to 3,041.78, 4,563.14 and 1,286.79 is: 1,930.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,041.78 : 4,563.14 = 1,286.79 : x
  2. Step 2: Convert to fraction form
    3,041.78/4,563.14 = 1,286.79/x
  3. Step 3: Cross multiply
    3,041.78x = 4,563.14 × 1,286.79
  4. Step 4: Simplify right side
    3,041.78x = 5,871,802.92
  5. Step 5: Solve for x
    x = 5,871,802.92/3,041.78
  6. Step 6: Final answer
    x = 1,930.38

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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.