Home / 4,940.55-7,413.38-2,169.17

Finding the Fourth Proportional to 4,940.55, 7,413.38 and 2,169.17

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Solution

The fourth proportional to 4,940.55, 7,413.38 and 2,169.17 is: 3,254.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940.55 : 7,413.38 = 2,169.17 : x
  2. Step 2: Convert to fraction form
    4,940.55/7,413.38 = 2,169.17/x
  3. Step 3: Cross multiply
    4,940.55x = 7,413.38 × 2,169.17
  4. Step 4: Simplify right side
    4,940.55x = 16,080,869.52
  5. Step 5: Solve for x
    x = 16,080,869.52/4,940.55
  6. Step 6: Final answer
    x = 3,254.87

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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.