Home / 3,416.96-4,717.60-2,223.04

Finding the Fourth Proportional to 3,416.96, 4,717.60 and 2,223.04

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Solution

The fourth proportional to 3,416.96, 4,717.60 and 2,223.04 is: 3,069.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416.96 : 4,717.60 = 2,223.04 : x
  2. Step 2: Convert to fraction form
    3,416.96/4,717.60 = 2,223.04/x
  3. Step 3: Cross multiply
    3,416.96x = 4,717.60 × 2,223.04
  4. Step 4: Simplify right side
    3,416.96x = 10,487,413.50
  5. Step 5: Solve for x
    x = 10,487,413.50/3,416.96
  6. Step 6: Final answer
    x = 3,069.22

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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.