Home / 11,069.10-16,613.37-6,144.30

Finding the Fourth Proportional to 11,069.10, 16,613.37 and 6,144.30

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Solution

The fourth proportional to 11,069.10, 16,613.37 and 6,144.30 is: 9,221.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,069.10 : 16,613.37 = 6,144.30 : x
  2. Step 2: Convert to fraction form
    11,069.10/16,613.37 = 6,144.30/x
  3. Step 3: Cross multiply
    11,069.10x = 16,613.37 × 6,144.30
  4. Step 4: Simplify right side
    11,069.10x = 102,077,529.29
  5. Step 5: Solve for x
    x = 102,077,529.29/11,069.10
  6. Step 6: Final answer
    x = 9,221.85

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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.