Home / 5,389.54-8,086.23-2,104.99

Finding the Fourth Proportional to 5,389.54, 8,086.23 and 2,104.99

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Solution

The fourth proportional to 5,389.54, 8,086.23 and 2,104.99 is: 3,158.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389.54 : 8,086.23 = 2,104.99 : x
  2. Step 2: Convert to fraction form
    5,389.54/8,086.23 = 2,104.99/x
  3. Step 3: Cross multiply
    5,389.54x = 8,086.23 × 2,104.99
  4. Step 4: Simplify right side
    5,389.54x = 17,021,413.07
  5. Step 5: Solve for x
    x = 17,021,413.07/5,389.54
  6. Step 6: Final answer
    x = 3,158.23

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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.