Home / 11,070.26-16,605.36-3,279.68

Finding the Fourth Proportional to 11,070.26, 16,605.36 and 3,279.68

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Solution

The fourth proportional to 11,070.26, 16,605.36 and 3,279.68 is: 4,919.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,070.26 : 16,605.36 = 3,279.68 : x
  2. Step 2: Convert to fraction form
    11,070.26/16,605.36 = 3,279.68/x
  3. Step 3: Cross multiply
    11,070.26x = 16,605.36 × 3,279.68
  4. Step 4: Simplify right side
    11,070.26x = 54,460,267.08
  5. Step 5: Solve for x
    x = 54,460,267.08/11,070.26
  6. Step 6: Final answer
    x = 4,919.51

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Double scale
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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.