Home / 11,070.56-16,609.10-3,279.58

Finding the Fourth Proportional to 11,070.56, 16,609.10 and 3,279.58

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Solution

The fourth proportional to 11,070.56, 16,609.10 and 3,279.58 is: 4,920.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,070.56 : 16,609.10 = 3,279.58 : x
  2. Step 2: Convert to fraction form
    11,070.56/16,609.10 = 3,279.58/x
  3. Step 3: Cross multiply
    11,070.56x = 16,609.10 × 3,279.58
  4. Step 4: Simplify right side
    11,070.56x = 54,470,814.26
  5. Step 5: Solve for x
    x = 54,470,814.26/11,070.56
  6. Step 6: Final answer
    x = 4,920.33

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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.