Home / 8,464.46-11,668.79-5,938.75

Finding the Fourth Proportional to 8,464.46, 11,668.79 and 5,938.75

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Solution

The fourth proportional to 8,464.46, 11,668.79 and 5,938.75 is: 8,186.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,464.46 : 11,668.79 = 5,938.75 : x
  2. Step 2: Convert to fraction form
    8,464.46/11,668.79 = 5,938.75/x
  3. Step 3: Cross multiply
    8,464.46x = 11,668.79 × 5,938.75
  4. Step 4: Simplify right side
    8,464.46x = 69,297,967.75
  5. Step 5: Solve for x
    x = 69,297,967.75/8,464.46
  6. Step 6: Final answer
    x = 8,186.93

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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.