Home / 8,181.23-11,290.14-4,596.21

Finding the Fourth Proportional to 8,181.23, 11,290.14 and 4,596.21

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Solution

The fourth proportional to 8,181.23, 11,290.14 and 4,596.21 is: 6,342.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,181.23 : 11,290.14 = 4,596.21 : x
  2. Step 2: Convert to fraction form
    8,181.23/11,290.14 = 4,596.21/x
  3. Step 3: Cross multiply
    8,181.23x = 11,290.14 × 4,596.21
  4. Step 4: Simplify right side
    8,181.23x = 51,891,854.37
  5. Step 5: Solve for x
    x = 51,891,854.37/8,181.23
  6. Step 6: Final answer
    x = 6,342.80

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.