Home / 8,656.50-11,936.41-6,261.73

Finding the Fourth Proportional to 8,656.50, 11,936.41 and 6,261.73

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Solution

The fourth proportional to 8,656.50, 11,936.41 and 6,261.73 is: 8,634.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,656.50 : 11,936.41 = 6,261.73 : x
  2. Step 2: Convert to fraction form
    8,656.50/11,936.41 = 6,261.73/x
  3. Step 3: Cross multiply
    8,656.50x = 11,936.41 × 6,261.73
  4. Step 4: Simplify right side
    8,656.50x = 74,742,576.59
  5. Step 5: Solve for x
    x = 74,742,576.59/8,656.50
  6. Step 6: Final answer
    x = 8,634.27

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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.