Home / 7,321.39-10,984.07-2,941.92

Finding the Fourth Proportional to 7,321.39, 10,984.07 and 2,941.92

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Solution

The fourth proportional to 7,321.39, 10,984.07 and 2,941.92 is: 4,413.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,321.39 : 10,984.07 = 2,941.92 : x
  2. Step 2: Convert to fraction form
    7,321.39/10,984.07 = 2,941.92/x
  3. Step 3: Cross multiply
    7,321.39x = 10,984.07 × 2,941.92
  4. Step 4: Simplify right side
    7,321.39x = 32,314,262.57
  5. Step 5: Solve for x
    x = 32,314,262.57/7,321.39
  6. Step 6: Final answer
    x = 4,413.68

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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.