Home / 11,842.63-17,766.39-4,447.06

Finding the Fourth Proportional to 11,842.63, 17,766.39 and 4,447.06

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Solution

The fourth proportional to 11,842.63, 17,766.39 and 4,447.06 is: 6,671.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,842.63 : 17,766.39 = 4,447.06 : x
  2. Step 2: Convert to fraction form
    11,842.63/17,766.39 = 4,447.06/x
  3. Step 3: Cross multiply
    11,842.63x = 17,766.39 × 4,447.06
  4. Step 4: Simplify right side
    11,842.63x = 79,008,202.31
  5. Step 5: Solve for x
    x = 79,008,202.31/11,842.63
  6. Step 6: Final answer
    x = 6,671.51

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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.