Home / 11,688.58-17,539.25-6,767.83

Finding the Fourth Proportional to 11,688.58, 17,539.25 and 6,767.83

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Solution

The fourth proportional to 11,688.58, 17,539.25 and 6,767.83 is: 10,155.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,688.58 : 17,539.25 = 6,767.83 : x
  2. Step 2: Convert to fraction form
    11,688.58/17,539.25 = 6,767.83/x
  3. Step 3: Cross multiply
    11,688.58x = 17,539.25 × 6,767.83
  4. Step 4: Simplify right side
    11,688.58x = 118,702,662.33
  5. Step 5: Solve for x
    x = 118,702,662.33/11,688.58
  6. Step 6: Final answer
    x = 10,155.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.