Home / 11,288-15,577.41-6,252.62

Finding the Fourth Proportional to 11,288, 15,577.41 and 6,252.62

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Solution

The fourth proportional to 11,288, 15,577.41 and 6,252.62 is: 8,628.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,288 : 15,577.41 = 6,252.62 : x
  2. Step 2: Convert to fraction form
    11,288/15,577.41 = 6,252.62/x
  3. Step 3: Cross multiply
    11,288x = 15,577.41 × 6,252.62
  4. Step 4: Simplify right side
    11,288x = 97,399,625.31
  5. Step 5: Solve for x
    x = 97,399,625.31/11,288
  6. Step 6: Final answer
    x = 8,628.60

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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.