Home / 11,221.73-15,485.98-6,186.04

Finding the Fourth Proportional to 11,221.73, 15,485.98 and 6,186.04

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Solution

The fourth proportional to 11,221.73, 15,485.98 and 6,186.04 is: 8,536.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,221.73 : 15,485.98 = 6,186.04 : x
  2. Step 2: Convert to fraction form
    11,221.73/15,485.98 = 6,186.04/x
  3. Step 3: Cross multiply
    11,221.73x = 15,485.98 × 6,186.04
  4. Step 4: Simplify right side
    11,221.73x = 95,796,814.29
  5. Step 5: Solve for x
    x = 95,796,814.29/11,221.73
  6. Step 6: Final answer
    x = 8,536.72

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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.