Home / 7,949.80-10,970.85-4,413.16

Finding the Fourth Proportional to 7,949.80, 10,970.85 and 4,413.16

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Solution

The fourth proportional to 7,949.80, 10,970.85 and 4,413.16 is: 6,090.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,949.80 : 10,970.85 = 4,413.16 : x
  2. Step 2: Convert to fraction form
    7,949.80/10,970.85 = 4,413.16/x
  3. Step 3: Cross multiply
    7,949.80x = 10,970.85 × 4,413.16
  4. Step 4: Simplify right side
    7,949.80x = 48,416,116.39
  5. Step 5: Solve for x
    x = 48,416,116.39/7,949.80
  6. Step 6: Final answer
    x = 6,090.23

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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.