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Finding the Fourth Proportional to 2,413.79, 3,330.05 and 1,468.82

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Solution

The fourth proportional to 2,413.79, 3,330.05 and 1,468.82 is: 2,026.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,413.79 : 3,330.05 = 1,468.82 : x
  2. Step 2: Convert to fraction form
    2,413.79/3,330.05 = 1,468.82/x
  3. Step 3: Cross multiply
    2,413.79x = 3,330.05 × 1,468.82
  4. Step 4: Simplify right side
    2,413.79x = 4,891,246.54
  5. Step 5: Solve for x
    x = 4,891,246.54/2,413.79
  6. Step 6: Final answer
    x = 2,026.38

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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.