Home / 8,076.45-12,114.63-2,233.02

Finding the Fourth Proportional to 8,076.45, 12,114.63 and 2,233.02

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Solution

The fourth proportional to 8,076.45, 12,114.63 and 2,233.02 is: 3,349.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,076.45 : 12,114.63 = 2,233.02 : x
  2. Step 2: Convert to fraction form
    8,076.45/12,114.63 = 2,233.02/x
  3. Step 3: Cross multiply
    8,076.45x = 12,114.63 × 2,233.02
  4. Step 4: Simplify right side
    8,076.45x = 27,052,211.08
  5. Step 5: Solve for x
    x = 27,052,211.08/8,076.45
  6. Step 6: Final answer
    x = 3,349.52

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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.