Home / 11,035-16,554.30-3,639.90

Finding the Fourth Proportional to 11,035, 16,554.30 and 3,639.90

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Solution

The fourth proportional to 11,035, 16,554.30 and 3,639.90 is: 5,460.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,035 : 16,554.30 = 3,639.90 : x
  2. Step 2: Convert to fraction form
    11,035/16,554.30 = 3,639.90/x
  3. Step 3: Cross multiply
    11,035x = 16,554.30 × 3,639.90
  4. Step 4: Simplify right side
    11,035x = 60,255,996.57
  5. Step 5: Solve for x
    x = 60,255,996.57/11,035
  6. Step 6: Final answer
    x = 5,460.44

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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.