Home / 11,135.93-16,689.31-4,554.41

Finding the Fourth Proportional to 11,135.93, 16,689.31 and 4,554.41

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Solution

The fourth proportional to 11,135.93, 16,689.31 and 4,554.41 is: 6,825.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,135.93 : 16,689.31 = 4,554.41 : x
  2. Step 2: Convert to fraction form
    11,135.93/16,689.31 = 4,554.41/x
  3. Step 3: Cross multiply
    11,135.93x = 16,689.31 × 4,554.41
  4. Step 4: Simplify right side
    11,135.93x = 76,009,960.36
  5. Step 5: Solve for x
    x = 76,009,960.36/11,135.93
  6. Step 6: Final answer
    x = 6,825.65

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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.