Home / 11,372.63-17,060.75-3,368.21

Finding the Fourth Proportional to 11,372.63, 17,060.75 and 3,368.21

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Solution

The fourth proportional to 11,372.63, 17,060.75 and 3,368.21 is: 5,052.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,372.63 : 17,060.75 = 3,368.21 : x
  2. Step 2: Convert to fraction form
    11,372.63/17,060.75 = 3,368.21/x
  3. Step 3: Cross multiply
    11,372.63x = 17,060.75 × 3,368.21
  4. Step 4: Simplify right side
    11,372.63x = 57,464,171.92
  5. Step 5: Solve for x
    x = 57,464,171.92/11,372.63
  6. Step 6: Final answer
    x = 5,052.85

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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.