Home / 11,021.49-15,209.15-6,241.33

Finding the Fourth Proportional to 11,021.49, 15,209.15 and 6,241.33

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Solution

The fourth proportional to 11,021.49, 15,209.15 and 6,241.33 is: 8,612.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,021.49 : 15,209.15 = 6,241.33 : x
  2. Step 2: Convert to fraction form
    11,021.49/15,209.15 = 6,241.33/x
  3. Step 3: Cross multiply
    11,021.49x = 15,209.15 × 6,241.33
  4. Step 4: Simplify right side
    11,021.49x = 94,925,297.85
  5. Step 5: Solve for x
    x = 94,925,297.85/11,021.49
  6. Step 6: Final answer
    x = 8,612.74

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.