Home / 2,654.22-3,661.80-1,709.93

Finding the Fourth Proportional to 2,654.22, 3,661.80 and 1,709.93

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Solution

The fourth proportional to 2,654.22, 3,661.80 and 1,709.93 is: 2,359.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,654.22 : 3,661.80 = 1,709.93 : x
  2. Step 2: Convert to fraction form
    2,654.22/3,661.80 = 1,709.93/x
  3. Step 3: Cross multiply
    2,654.22x = 3,661.80 × 1,709.93
  4. Step 4: Simplify right side
    2,654.22x = 6,261,413.12
  5. Step 5: Solve for x
    x = 6,261,413.12/2,654.22
  6. Step 6: Final answer
    x = 2,359.05

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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.