Home / 8,194.51-11,305.69-4,790.71

Finding the Fourth Proportional to 8,194.51, 11,305.69 and 4,790.71

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Solution

The fourth proportional to 8,194.51, 11,305.69 and 4,790.71 is: 6,609.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,194.51 : 11,305.69 = 4,790.71 : x
  2. Step 2: Convert to fraction form
    8,194.51/11,305.69 = 4,790.71/x
  3. Step 3: Cross multiply
    8,194.51x = 11,305.69 × 4,790.71
  4. Step 4: Simplify right side
    8,194.51x = 54,162,282.14
  5. Step 5: Solve for x
    x = 54,162,282.14/8,194.51
  6. Step 6: Final answer
    x = 6,609.58

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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.