Home / 11,609.22-16,023.33-7,136.85

Finding the Fourth Proportional to 11,609.22, 16,023.33 and 7,136.85

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Solution

The fourth proportional to 11,609.22, 16,023.33 and 7,136.85 is: 9,850.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,609.22 : 16,023.33 = 7,136.85 : x
  2. Step 2: Convert to fraction form
    11,609.22/16,023.33 = 7,136.85/x
  3. Step 3: Cross multiply
    11,609.22x = 16,023.33 × 7,136.85
  4. Step 4: Simplify right side
    11,609.22x = 114,356,102.71
  5. Step 5: Solve for x
    x = 114,356,102.71/11,609.22
  6. Step 6: Final answer
    x = 9,850.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.