Home / 8,090.46-12,135.69-2,247.07

Finding the Fourth Proportional to 8,090.46, 12,135.69 and 2,247.07

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Solution

The fourth proportional to 8,090.46, 12,135.69 and 2,247.07 is: 3,370.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,090.46 : 12,135.69 = 2,247.07 : x
  2. Step 2: Convert to fraction form
    8,090.46/12,135.69 = 2,247.07/x
  3. Step 3: Cross multiply
    8,090.46x = 12,135.69 × 2,247.07
  4. Step 4: Simplify right side
    8,090.46x = 27,269,744.93
  5. Step 5: Solve for x
    x = 27,269,744.93/8,090.46
  6. Step 6: Final answer
    x = 3,370.61

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