Home / 11,760.06-16,228.77-6,454.92

Finding the Fourth Proportional to 11,760.06, 16,228.77 and 6,454.92

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Solution

The fourth proportional to 11,760.06, 16,228.77 and 6,454.92 is: 8,907.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,760.06 : 16,228.77 = 6,454.92 : x
  2. Step 2: Convert to fraction form
    11,760.06/16,228.77 = 6,454.92/x
  3. Step 3: Cross multiply
    11,760.06x = 16,228.77 × 6,454.92
  4. Step 4: Simplify right side
    11,760.06x = 104,755,412.05
  5. Step 5: Solve for x
    x = 104,755,412.05/11,760.06
  6. Step 6: Final answer
    x = 8,907.73

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Half scale
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Double scale
Find fourth proportional to 11,761.06, 16,230.15 and 6,455.92
Similar ratio
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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.