Home / 6,857.19-10,286.63-2,413.80

Finding the Fourth Proportional to 6,857.19, 10,286.63 and 2,413.80

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Solution

The fourth proportional to 6,857.19, 10,286.63 and 2,413.80 is: 3,621.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,857.19 : 10,286.63 = 2,413.80 : x
  2. Step 2: Convert to fraction form
    6,857.19/10,286.63 = 2,413.80/x
  3. Step 3: Cross multiply
    6,857.19x = 10,286.63 × 2,413.80
  4. Step 4: Simplify right side
    6,857.19x = 24,829,867.49
  5. Step 5: Solve for x
    x = 24,829,867.49/6,857.19
  6. Step 6: Final answer
    x = 3,621.00

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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.