Home / 9,206.06-12,700.60-6,413.18

Finding the Fourth Proportional to 9,206.06, 12,700.60 and 6,413.18

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Solution

The fourth proportional to 9,206.06, 12,700.60 and 6,413.18 is: 8,847.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,206.06 : 12,700.60 = 6,413.18 : x
  2. Step 2: Convert to fraction form
    9,206.06/12,700.60 = 6,413.18/x
  3. Step 3: Cross multiply
    9,206.06x = 12,700.60 × 6,413.18
  4. Step 4: Simplify right side
    9,206.06x = 81,451,154.37
  5. Step 5: Solve for x
    x = 81,451,154.37/9,206.06
  6. Step 6: Final answer
    x = 8,847.56

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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.