Home / 8,185.24-12,277.86-3,803.95

Finding the Fourth Proportional to 8,185.24, 12,277.86 and 3,803.95

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Solution

The fourth proportional to 8,185.24, 12,277.86 and 3,803.95 is: 5,705.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,185.24 : 12,277.86 = 3,803.95 : x
  2. Step 2: Convert to fraction form
    8,185.24/12,277.86 = 3,803.95/x
  3. Step 3: Cross multiply
    8,185.24x = 12,277.86 × 3,803.95
  4. Step 4: Simplify right side
    8,185.24x = 46,704,365.55
  5. Step 5: Solve for x
    x = 46,704,365.55/8,185.24
  6. Step 6: Final answer
    x = 5,705.93

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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.