Home / 9,918.42-14,868.14-3,676.75

Finding the Fourth Proportional to 9,918.42, 14,868.14 and 3,676.75

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Solution

The fourth proportional to 9,918.42, 14,868.14 and 3,676.75 is: 5,511.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,918.42 : 14,868.14 = 3,676.75 : x
  2. Step 2: Convert to fraction form
    9,918.42/14,868.14 = 3,676.75/x
  3. Step 3: Cross multiply
    9,918.42x = 14,868.14 × 3,676.75
  4. Step 4: Simplify right side
    9,918.42x = 54,666,433.75
  5. Step 5: Solve for x
    x = 54,666,433.75/9,918.42
  6. Step 6: Final answer
    x = 5,511.61

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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.