Home / 3,541.73-5,307.46-1,979.37

Finding the Fourth Proportional to 3,541.73, 5,307.46 and 1,979.37

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Solution

The fourth proportional to 3,541.73, 5,307.46 and 1,979.37 is: 2,966.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541.73 : 5,307.46 = 1,979.37 : x
  2. Step 2: Convert to fraction form
    3,541.73/5,307.46 = 1,979.37/x
  3. Step 3: Cross multiply
    3,541.73x = 5,307.46 × 1,979.37
  4. Step 4: Simplify right side
    3,541.73x = 10,505,422.15
  5. Step 5: Solve for x
    x = 10,505,422.15/3,541.73
  6. Step 6: Final answer
    x = 2,966.19

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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.