Home / 8,489.15-11,716.43-4,952.36

Finding the Fourth Proportional to 8,489.15, 11,716.43 and 4,952.36

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Solution

The fourth proportional to 8,489.15, 11,716.43 and 4,952.36 is: 6,835.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,489.15 : 11,716.43 = 4,952.36 : x
  2. Step 2: Convert to fraction form
    8,489.15/11,716.43 = 4,952.36/x
  3. Step 3: Cross multiply
    8,489.15x = 11,716.43 × 4,952.36
  4. Step 4: Simplify right side
    8,489.15x = 58,023,895.93
  5. Step 5: Solve for x
    x = 58,023,895.93/8,489.15
  6. Step 6: Final answer
    x = 6,835.07

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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.