Home / 1,488.26-2,054.07-1,413.92

Finding the Fourth Proportional to 1,488.26, 2,054.07 and 1,413.92

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Solution

The fourth proportional to 1,488.26, 2,054.07 and 1,413.92 is: 1,951.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488.26 : 2,054.07 = 1,413.92 : x
  2. Step 2: Convert to fraction form
    1,488.26/2,054.07 = 1,413.92/x
  3. Step 3: Cross multiply
    1,488.26x = 2,054.07 × 1,413.92
  4. Step 4: Simplify right side
    1,488.26x = 2,904,295.79
  5. Step 5: Solve for x
    x = 2,904,295.79/1,488.26
  6. Step 6: Final answer
    x = 1,951.47

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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.