Home / 1,413.33-2,108.01-1,229.28

Finding the Fourth Proportional to 1,413.33, 2,108.01 and 1,229.28

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Solution

The fourth proportional to 1,413.33, 2,108.01 and 1,229.28 is: 1,833.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413.33 : 2,108.01 = 1,229.28 : x
  2. Step 2: Convert to fraction form
    1,413.33/2,108.01 = 1,229.28/x
  3. Step 3: Cross multiply
    1,413.33x = 2,108.01 × 1,229.28
  4. Step 4: Simplify right side
    1,413.33x = 2,591,334.53
  5. Step 5: Solve for x
    x = 2,591,334.53/1,413.33
  6. Step 6: Final answer
    x = 1,833.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.