Home / 4,413.18-6,612.32-2,189.03

Finding the Fourth Proportional to 4,413.18, 6,612.32 and 2,189.03

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Solution

The fourth proportional to 4,413.18, 6,612.32 and 2,189.03 is: 3,279.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,413.18 : 6,612.32 = 2,189.03 : x
  2. Step 2: Convert to fraction form
    4,413.18/6,612.32 = 2,189.03/x
  3. Step 3: Cross multiply
    4,413.18x = 6,612.32 × 2,189.03
  4. Step 4: Simplify right side
    4,413.18x = 14,474,522.84
  5. Step 5: Solve for x
    x = 14,474,522.84/4,413.18
  6. Step 6: Final answer
    x = 3,279.84

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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.