Home / 2,461.36-3,396.60-1,413.40

Finding the Fourth Proportional to 2,461.36, 3,396.60 and 1,413.40

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Solution

The fourth proportional to 2,461.36, 3,396.60 and 1,413.40 is: 1,950.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,461.36 : 3,396.60 = 1,413.40 : x
  2. Step 2: Convert to fraction form
    2,461.36/3,396.60 = 1,413.40/x
  3. Step 3: Cross multiply
    2,461.36x = 3,396.60 × 1,413.40
  4. Step 4: Simplify right side
    2,461.36x = 4,800,754.44
  5. Step 5: Solve for x
    x = 4,800,754.44/2,461.36
  6. Step 6: Final answer
    x = 1,950.45

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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.