Home / 3,413.02-5,120.34-1,465.24

Finding the Fourth Proportional to 3,413.02, 5,120.34 and 1,465.24

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Solution

The fourth proportional to 3,413.02, 5,120.34 and 1,465.24 is: 2,198.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413.02 : 5,120.34 = 1,465.24 : x
  2. Step 2: Convert to fraction form
    3,413.02/5,120.34 = 1,465.24/x
  3. Step 3: Cross multiply
    3,413.02x = 5,120.34 × 1,465.24
  4. Step 4: Simplify right side
    3,413.02x = 7,502,526.98
  5. Step 5: Solve for x
    x = 7,502,526.98/3,413.02
  6. Step 6: Final answer
    x = 2,198.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.