Home / 12,544.25-18,817.64-3,310.25

Finding the Fourth Proportional to 12,544.25, 18,817.64 and 3,310.25

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Solution

The fourth proportional to 12,544.25, 18,817.64 and 3,310.25 is: 4,965.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,544.25 : 18,817.64 = 3,310.25 : x
  2. Step 2: Convert to fraction form
    12,544.25/18,817.64 = 3,310.25/x
  3. Step 3: Cross multiply
    12,544.25x = 18,817.64 × 3,310.25
  4. Step 4: Simplify right side
    12,544.25x = 62,291,076.26
  5. Step 5: Solve for x
    x = 62,291,076.26/12,544.25
  6. Step 6: Final answer
    x = 4,965.71

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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.