Home / 12,230.94-16,879.54-6,925.80

Finding the Fourth Proportional to 12,230.94, 16,879.54 and 6,925.80

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Solution

The fourth proportional to 12,230.94, 16,879.54 and 6,925.80 is: 9,558.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,230.94 : 16,879.54 = 6,925.80 : x
  2. Step 2: Convert to fraction form
    12,230.94/16,879.54 = 6,925.80/x
  3. Step 3: Cross multiply
    12,230.94x = 16,879.54 × 6,925.80
  4. Step 4: Simplify right side
    12,230.94x = 116,904,318.13
  5. Step 5: Solve for x
    x = 116,904,318.13/12,230.94
  6. Step 6: Final answer
    x = 9,558.08

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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.