Home / 3,210.48-4,413.46-2,760.70

Finding the Fourth Proportional to 3,210.48, 4,413.46 and 2,760.70

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Solution

The fourth proportional to 3,210.48, 4,413.46 and 2,760.70 is: 3,795.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210.48 : 4,413.46 = 2,760.70 : x
  2. Step 2: Convert to fraction form
    3,210.48/4,413.46 = 2,760.70/x
  3. Step 3: Cross multiply
    3,210.48x = 4,413.46 × 2,760.70
  4. Step 4: Simplify right side
    3,210.48x = 12,184,239.02
  5. Step 5: Solve for x
    x = 12,184,239.02/3,210.48
  6. Step 6: Final answer
    x = 3,795.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.