Home / 5,193.89-7,167.96-2,955.86

Finding the Fourth Proportional to 5,193.89, 7,167.96 and 2,955.86

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Solution

The fourth proportional to 5,193.89, 7,167.96 and 2,955.86 is: 4,079.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193.89 : 7,167.96 = 2,955.86 : x
  2. Step 2: Convert to fraction form
    5,193.89/7,167.96 = 2,955.86/x
  3. Step 3: Cross multiply
    5,193.89x = 7,167.96 × 2,955.86
  4. Step 4: Simplify right side
    5,193.89x = 21,187,450.41
  5. Step 5: Solve for x
    x = 21,187,450.41/5,193.89
  6. Step 6: Final answer
    x = 4,079.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.