Home / 10,756.93-16,135.40-3,361.42

Finding the Fourth Proportional to 10,756.93, 16,135.40 and 3,361.42

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Solution

The fourth proportional to 10,756.93, 16,135.40 and 3,361.42 is: 5,042.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,756.93 : 16,135.40 = 3,361.42 : x
  2. Step 2: Convert to fraction form
    10,756.93/16,135.40 = 3,361.42/x
  3. Step 3: Cross multiply
    10,756.93x = 16,135.40 × 3,361.42
  4. Step 4: Simplify right side
    10,756.93x = 54,237,930.22
  5. Step 5: Solve for x
    x = 54,237,930.22/10,756.93
  6. Step 6: Final answer
    x = 5,042.14

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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.