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Finding the Fourth Proportional to 2,007.44, 3,010.33 and 774.14

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Solution

The fourth proportional to 2,007.44, 3,010.33 and 774.14 is: 1,160.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,007.44 : 3,010.33 = 774.14 : x
  2. Step 2: Convert to fraction form
    2,007.44/3,010.33 = 774.14/x
  3. Step 3: Cross multiply
    2,007.44x = 3,010.33 × 774.14
  4. Step 4: Simplify right side
    2,007.44x = 2,330,413.00
  5. Step 5: Solve for x
    x = 2,330,413.00/2,007.44
  6. Step 6: Final answer
    x = 1,160.89

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1.5x scale

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.