Home / 3,463.36-4,779.42-1,891.46

Finding the Fourth Proportional to 3,463.36, 4,779.42 and 1,891.46

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Solution

The fourth proportional to 3,463.36, 4,779.42 and 1,891.46 is: 2,610.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,463.36 : 4,779.42 = 1,891.46 : x
  2. Step 2: Convert to fraction form
    3,463.36/4,779.42 = 1,891.46/x
  3. Step 3: Cross multiply
    3,463.36x = 4,779.42 × 1,891.46
  4. Step 4: Simplify right side
    3,463.36x = 9,040,081.75
  5. Step 5: Solve for x
    x = 9,040,081.75/3,463.36
  6. Step 6: Final answer
    x = 2,610.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.