Home / 3,074.31-4,603.25-1,610.39

Finding the Fourth Proportional to 3,074.31, 4,603.25 and 1,610.39

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Solution

The fourth proportional to 3,074.31, 4,603.25 and 1,610.39 is: 2,411.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,074.31 : 4,603.25 = 1,610.39 : x
  2. Step 2: Convert to fraction form
    3,074.31/4,603.25 = 1,610.39/x
  3. Step 3: Cross multiply
    3,074.31x = 4,603.25 × 1,610.39
  4. Step 4: Simplify right side
    3,074.31x = 7,412,996.70
  5. Step 5: Solve for x
    x = 7,412,996.70/3,074.31
  6. Step 6: Final answer
    x = 2,411.27

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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.