Home / 5,193.86-7,167.55-2,836.05

Finding the Fourth Proportional to 5,193.86, 7,167.55 and 2,836.05

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Solution

The fourth proportional to 5,193.86, 7,167.55 and 2,836.05 is: 3,913.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193.86 : 7,167.55 = 2,836.05 : x
  2. Step 2: Convert to fraction form
    5,193.86/7,167.55 = 2,836.05/x
  3. Step 3: Cross multiply
    5,193.86x = 7,167.55 × 2,836.05
  4. Step 4: Simplify right side
    5,193.86x = 20,327,530.18
  5. Step 5: Solve for x
    x = 20,327,530.18/5,193.86
  6. Step 6: Final answer
    x = 3,913.76

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