Home / 4,066.61-5,611.90-2,473.78

Finding the Fourth Proportional to 4,066.61, 5,611.90 and 2,473.78

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Solution

The fourth proportional to 4,066.61, 5,611.90 and 2,473.78 is: 3,413.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,066.61 : 5,611.90 = 2,473.78 : x
  2. Step 2: Convert to fraction form
    4,066.61/5,611.90 = 2,473.78/x
  3. Step 3: Cross multiply
    4,066.61x = 5,611.90 × 2,473.78
  4. Step 4: Simplify right side
    4,066.61x = 13,882,582.60
  5. Step 5: Solve for x
    x = 13,882,582.60/4,066.61
  6. Step 6: Final answer
    x = 3,413.80

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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.