Home / 12,166.22-16,790.85-6,860.93

Finding the Fourth Proportional to 12,166.22, 16,790.85 and 6,860.93

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Solution

The fourth proportional to 12,166.22, 16,790.85 and 6,860.93 is: 9,468.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,166.22 : 16,790.85 = 6,860.93 : x
  2. Step 2: Convert to fraction form
    12,166.22/16,790.85 = 6,860.93/x
  3. Step 3: Cross multiply
    12,166.22x = 16,790.85 × 6,860.93
  4. Step 4: Simplify right side
    12,166.22x = 115,200,762.54
  5. Step 5: Solve for x
    x = 115,200,762.54/12,166.22
  6. Step 6: Final answer
    x = 9,468.91

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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.