Home / 11,270.88-16,907.24-3,875.36

Finding the Fourth Proportional to 11,270.88, 16,907.24 and 3,875.36

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Solution

The fourth proportional to 11,270.88, 16,907.24 and 3,875.36 is: 5,813.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,270.88 : 16,907.24 = 3,875.36 : x
  2. Step 2: Convert to fraction form
    11,270.88/16,907.24 = 3,875.36/x
  3. Step 3: Cross multiply
    11,270.88x = 16,907.24 × 3,875.36
  4. Step 4: Simplify right side
    11,270.88x = 65,521,537.69
  5. Step 5: Solve for x
    x = 65,521,537.69/11,270.88
  6. Step 6: Final answer
    x = 5,813.35

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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.