Home / 8,232.36-11,361.90-6,239.62

Finding the Fourth Proportional to 8,232.36, 11,361.90 and 6,239.62

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Solution

The fourth proportional to 8,232.36, 11,361.90 and 6,239.62 is: 8,611.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,232.36 : 11,361.90 = 6,239.62 : x
  2. Step 2: Convert to fraction form
    8,232.36/11,361.90 = 6,239.62/x
  3. Step 3: Cross multiply
    8,232.36x = 11,361.90 × 6,239.62
  4. Step 4: Simplify right side
    8,232.36x = 70,893,938.48
  5. Step 5: Solve for x
    x = 70,893,938.48/8,232.36
  6. Step 6: Final answer
    x = 8,611.62

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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.