Home / 8,555.67-11,791.40-6,193.71

Finding the Fourth Proportional to 8,555.67, 11,791.40 and 6,193.71

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Solution

The fourth proportional to 8,555.67, 11,791.40 and 6,193.71 is: 8,536.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,555.67 : 11,791.40 = 6,193.71 : x
  2. Step 2: Convert to fraction form
    8,555.67/11,791.40 = 6,193.71/x
  3. Step 3: Cross multiply
    8,555.67x = 11,791.40 × 6,193.71
  4. Step 4: Simplify right side
    8,555.67x = 73,032,481.13
  5. Step 5: Solve for x
    x = 73,032,481.13/8,555.67
  6. Step 6: Final answer
    x = 8,536.15

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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.