Home / 12,182.26-16,811.10-6,804.98

Finding the Fourth Proportional to 12,182.26, 16,811.10 and 6,804.98

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Solution

The fourth proportional to 12,182.26, 16,811.10 and 6,804.98 is: 9,390.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,182.26 : 16,811.10 = 6,804.98 : x
  2. Step 2: Convert to fraction form
    12,182.26/16,811.10 = 6,804.98/x
  3. Step 3: Cross multiply
    12,182.26x = 16,811.10 × 6,804.98
  4. Step 4: Simplify right side
    12,182.26x = 114,399,199.28
  5. Step 5: Solve for x
    x = 114,399,199.28/12,182.26
  6. Step 6: Final answer
    x = 9,390.64

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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.