Home / 7,877.56-11,816.34-2,330.96

Finding the Fourth Proportional to 7,877.56, 11,816.34 and 2,330.96

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Solution

The fourth proportional to 7,877.56, 11,816.34 and 2,330.96 is: 3,496.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,877.56 : 11,816.34 = 2,330.96 : x
  2. Step 2: Convert to fraction form
    7,877.56/11,816.34 = 2,330.96/x
  3. Step 3: Cross multiply
    7,877.56x = 11,816.34 × 2,330.96
  4. Step 4: Simplify right side
    7,877.56x = 27,543,415.89
  5. Step 5: Solve for x
    x = 27,543,415.89/7,877.56
  6. Step 6: Final answer
    x = 3,496.44

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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.