Home / 3,571.52-5,355.12-2,413.76

Finding the Fourth Proportional to 3,571.52, 5,355.12 and 2,413.76

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Solution

The fourth proportional to 3,571.52, 5,355.12 and 2,413.76 is: 3,619.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571.52 : 5,355.12 = 2,413.76 : x
  2. Step 2: Convert to fraction form
    3,571.52/5,355.12 = 2,413.76/x
  3. Step 3: Cross multiply
    3,571.52x = 5,355.12 × 2,413.76
  4. Step 4: Simplify right side
    3,571.52x = 12,925,974.45
  5. Step 5: Solve for x
    x = 12,925,974.45/3,571.52
  6. Step 6: Final answer
    x = 3,619.18

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1.5x scale

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.