Home / 12,783.97-19,173.39-4,464.37

Finding the Fourth Proportional to 12,783.97, 19,173.39 and 4,464.37

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Solution

The fourth proportional to 12,783.97, 19,173.39 and 4,464.37 is: 6,695.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,783.97 : 19,173.39 = 4,464.37 : x
  2. Step 2: Convert to fraction form
    12,783.97/19,173.39 = 4,464.37/x
  3. Step 3: Cross multiply
    12,783.97x = 19,173.39 × 4,464.37
  4. Step 4: Simplify right side
    12,783.97x = 85,597,107.11
  5. Step 5: Solve for x
    x = 85,597,107.11/12,783.97
  6. Step 6: Final answer
    x = 6,695.66

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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.