Home / 2,413.28-3,330.48-1,351.14

Finding the Fourth Proportional to 2,413.28, 3,330.48 and 1,351.14

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Solution

The fourth proportional to 2,413.28, 3,330.48 and 1,351.14 is: 1,864.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,413.28 : 3,330.48 = 1,351.14 : x
  2. Step 2: Convert to fraction form
    2,413.28/3,330.48 = 1,351.14/x
  3. Step 3: Cross multiply
    2,413.28x = 3,330.48 × 1,351.14
  4. Step 4: Simplify right side
    2,413.28x = 4,499,944.75
  5. Step 5: Solve for x
    x = 4,499,944.75/2,413.28
  6. Step 6: Final answer
    x = 1,864.66

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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.