Home / 9,252.79-13,877.66-3,986.37

Finding the Fourth Proportional to 9,252.79, 13,877.66 and 3,986.37

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Solution

The fourth proportional to 9,252.79, 13,877.66 and 3,986.37 is: 5,978.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,252.79 : 13,877.66 = 3,986.37 : x
  2. Step 2: Convert to fraction form
    9,252.79/13,877.66 = 3,986.37/x
  3. Step 3: Cross multiply
    9,252.79x = 13,877.66 × 3,986.37
  4. Step 4: Simplify right side
    9,252.79x = 55,321,497.46
  5. Step 5: Solve for x
    x = 55,321,497.46/9,252.79
  6. Step 6: Final answer
    x = 5,978.90

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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.