Home / 7,817.53-11,717.79-2,883.01

Finding the Fourth Proportional to 7,817.53, 11,717.79 and 2,883.01

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Solution

The fourth proportional to 7,817.53, 11,717.79 and 2,883.01 is: 4,321.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,817.53 : 11,717.79 = 2,883.01 : x
  2. Step 2: Convert to fraction form
    7,817.53/11,717.79 = 2,883.01/x
  3. Step 3: Cross multiply
    7,817.53x = 11,717.79 × 2,883.01
  4. Step 4: Simplify right side
    7,817.53x = 33,782,505.75
  5. Step 5: Solve for x
    x = 33,782,505.75/7,817.53
  6. Step 6: Final answer
    x = 4,321.38

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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.