Home / 3,413.84-4,710.78-2,518.07

Finding the Fourth Proportional to 3,413.84, 4,710.78 and 2,518.07

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Solution

The fourth proportional to 3,413.84, 4,710.78 and 2,518.07 is: 3,474.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413.84 : 4,710.78 = 2,518.07 : x
  2. Step 2: Convert to fraction form
    3,413.84/4,710.78 = 2,518.07/x
  3. Step 3: Cross multiply
    3,413.84x = 4,710.78 × 2,518.07
  4. Step 4: Simplify right side
    3,413.84x = 11,862,057.95
  5. Step 5: Solve for x
    x = 11,862,057.95/3,413.84
  6. Step 6: Final answer
    x = 3,474.70

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1.5x scale

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.