Home / 3,325.56-4,979.41-1,860.54

Finding the Fourth Proportional to 3,325.56, 4,979.41 and 1,860.54

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Solution

The fourth proportional to 3,325.56, 4,979.41 and 1,860.54 is: 2,785.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.56 : 4,979.41 = 1,860.54 : x
  2. Step 2: Convert to fraction form
    3,325.56/4,979.41 = 1,860.54/x
  3. Step 3: Cross multiply
    3,325.56x = 4,979.41 × 1,860.54
  4. Step 4: Simplify right side
    3,325.56x = 9,264,391.48
  5. Step 5: Solve for x
    x = 9,264,391.48/3,325.56
  6. Step 6: Final answer
    x = 2,785.81

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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.