Home / 1,631.98-2,437.39-1,413.28

Finding the Fourth Proportional to 1,631.98, 2,437.39 and 1,413.28

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Solution

The fourth proportional to 1,631.98, 2,437.39 and 1,413.28 is: 2,110.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631.98 : 2,437.39 = 1,413.28 : x
  2. Step 2: Convert to fraction form
    1,631.98/2,437.39 = 1,413.28/x
  3. Step 3: Cross multiply
    1,631.98x = 2,437.39 × 1,413.28
  4. Step 4: Simplify right side
    1,631.98x = 3,444,714.54
  5. Step 5: Solve for x
    x = 3,444,714.54/1,631.98
  6. Step 6: Final answer
    x = 2,110.76

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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.