Home / 6,949.84-10,413.24-4,999.12

Finding the Fourth Proportional to 6,949.84, 10,413.24 and 4,999.12

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Solution

The fourth proportional to 6,949.84, 10,413.24 and 4,999.12 is: 7,490.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,949.84 : 10,413.24 = 4,999.12 : x
  2. Step 2: Convert to fraction form
    6,949.84/10,413.24 = 4,999.12/x
  3. Step 3: Cross multiply
    6,949.84x = 10,413.24 × 4,999.12
  4. Step 4: Simplify right side
    6,949.84x = 52,057,036.35
  5. Step 5: Solve for x
    x = 52,057,036.35/6,949.84
  6. Step 6: Final answer
    x = 7,490.39

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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.