Home / 7,485.26-11,227.44-2,220.06

Finding the Fourth Proportional to 7,485.26, 11,227.44 and 2,220.06

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Solution

The fourth proportional to 7,485.26, 11,227.44 and 2,220.06 is: 3,329.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,485.26 : 11,227.44 = 2,220.06 : x
  2. Step 2: Convert to fraction form
    7,485.26/11,227.44 = 2,220.06/x
  3. Step 3: Cross multiply
    7,485.26x = 11,227.44 × 2,220.06
  4. Step 4: Simplify right side
    7,485.26x = 24,925,590.45
  5. Step 5: Solve for x
    x = 24,925,590.45/7,485.26
  6. Step 6: Final answer
    x = 3,329.96

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Half scale
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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.