Home / 3,570.75-5,356.17-1,262.25

Finding the Fourth Proportional to 3,570.75, 5,356.17 and 1,262.25

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Solution

The fourth proportional to 3,570.75, 5,356.17 and 1,262.25 is: 1,893.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,570.75 : 5,356.17 = 1,262.25 : x
  2. Step 2: Convert to fraction form
    3,570.75/5,356.17 = 1,262.25/x
  3. Step 3: Cross multiply
    3,570.75x = 5,356.17 × 1,262.25
  4. Step 4: Simplify right side
    3,570.75x = 6,760,825.58
  5. Step 5: Solve for x
    x = 6,760,825.58/3,570.75
  6. Step 6: Final answer
    x = 1,893.39

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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.