Home / 8,968.32-13,450.32-3,771.36

Finding the Fourth Proportional to 8,968.32, 13,450.32 and 3,771.36

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Solution

The fourth proportional to 8,968.32, 13,450.32 and 3,771.36 is: 5,656.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,968.32 : 13,450.32 = 3,771.36 : x
  2. Step 2: Convert to fraction form
    8,968.32/13,450.32 = 3,771.36/x
  3. Step 3: Cross multiply
    8,968.32x = 13,450.32 × 3,771.36
  4. Step 4: Simplify right side
    8,968.32x = 50,725,998.84
  5. Step 5: Solve for x
    x = 50,725,998.84/8,968.32
  6. Step 6: Final answer
    x = 5,656.13

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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.