Home / 11,609.26-17,406.15-4,212.75

Finding the Fourth Proportional to 11,609.26, 17,406.15 and 4,212.75

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Solution

The fourth proportional to 11,609.26, 17,406.15 and 4,212.75 is: 6,316.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,609.26 : 17,406.15 = 4,212.75 : x
  2. Step 2: Convert to fraction form
    11,609.26/17,406.15 = 4,212.75/x
  3. Step 3: Cross multiply
    11,609.26x = 17,406.15 × 4,212.75
  4. Step 4: Simplify right side
    11,609.26x = 73,327,807.89
  5. Step 5: Solve for x
    x = 73,327,807.89/11,609.26
  6. Step 6: Final answer
    x = 6,316.32

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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.