Home / 6,120.94-9,181.51-2,658.19

Finding the Fourth Proportional to 6,120.94, 9,181.51 and 2,658.19

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Solution

The fourth proportional to 6,120.94, 9,181.51 and 2,658.19 is: 3,987.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120.94 : 9,181.51 = 2,658.19 : x
  2. Step 2: Convert to fraction form
    6,120.94/9,181.51 = 2,658.19/x
  3. Step 3: Cross multiply
    6,120.94x = 9,181.51 × 2,658.19
  4. Step 4: Simplify right side
    6,120.94x = 24,406,168.47
  5. Step 5: Solve for x
    x = 24,406,168.47/6,120.94
  6. Step 6: Final answer
    x = 3,987.33

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.