Home / 9,022.35-12,450.48-5,245.36

Finding the Fourth Proportional to 9,022.35, 12,450.48 and 5,245.36

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Solution

The fourth proportional to 9,022.35, 12,450.48 and 5,245.36 is: 7,238.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,022.35 : 12,450.48 = 5,245.36 : x
  2. Step 2: Convert to fraction form
    9,022.35/12,450.48 = 5,245.36/x
  3. Step 3: Cross multiply
    9,022.35x = 12,450.48 × 5,245.36
  4. Step 4: Simplify right side
    9,022.35x = 65,307,198.98
  5. Step 5: Solve for x
    x = 65,307,198.98/9,022.35
  6. Step 6: Final answer
    x = 7,238.38

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Half scale
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Double scale
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Similar ratio
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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.