Home / 11,639.01-17,447.92-4,241.78

Finding the Fourth Proportional to 11,639.01, 17,447.92 and 4,241.78

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Solution

The fourth proportional to 11,639.01, 17,447.92 and 4,241.78 is: 6,358.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,639.01 : 17,447.92 = 4,241.78 : x
  2. Step 2: Convert to fraction form
    11,639.01/17,447.92 = 4,241.78/x
  3. Step 3: Cross multiply
    11,639.01x = 17,447.92 × 4,241.78
  4. Step 4: Simplify right side
    11,639.01x = 74,010,238.10
  5. Step 5: Solve for x
    x = 74,010,238.10/11,639.01
  6. Step 6: Final answer
    x = 6,358.81

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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.