Home / 5,074.62-7,002.51-2,836.19

Finding the Fourth Proportional to 5,074.62, 7,002.51 and 2,836.19

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Solution

The fourth proportional to 5,074.62, 7,002.51 and 2,836.19 is: 3,913.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,074.62 : 7,002.51 = 2,836.19 : x
  2. Step 2: Convert to fraction form
    5,074.62/7,002.51 = 2,836.19/x
  3. Step 3: Cross multiply
    5,074.62x = 7,002.51 × 2,836.19
  4. Step 4: Simplify right side
    5,074.62x = 19,860,413.82
  5. Step 5: Solve for x
    x = 19,860,413.82/5,074.62
  6. Step 6: Final answer
    x = 3,913.68

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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.