Home / 8,212-11,333.04-4,675.36

Finding the Fourth Proportional to 8,212, 11,333.04 and 4,675.36

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Solution

The fourth proportional to 8,212, 11,333.04 and 4,675.36 is: 6,452.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,212 : 11,333.04 = 4,675.36 : x
  2. Step 2: Convert to fraction form
    8,212/11,333.04 = 4,675.36/x
  3. Step 3: Cross multiply
    8,212x = 11,333.04 × 4,675.36
  4. Step 4: Simplify right side
    8,212x = 52,986,041.89
  5. Step 5: Solve for x
    x = 52,986,041.89/8,212
  6. Step 6: Final answer
    x = 6,452.27

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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.