Home / 9,231.96-12,739.60-5,693.88

Finding the Fourth Proportional to 9,231.96, 12,739.60 and 5,693.88

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Solution

The fourth proportional to 9,231.96, 12,739.60 and 5,693.88 is: 7,857.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,231.96 : 12,739.60 = 5,693.88 : x
  2. Step 2: Convert to fraction form
    9,231.96/12,739.60 = 5,693.88/x
  3. Step 3: Cross multiply
    9,231.96x = 12,739.60 × 5,693.88
  4. Step 4: Simplify right side
    9,231.96x = 72,537,753.65
  5. Step 5: Solve for x
    x = 72,537,753.65/9,231.96
  6. Step 6: Final answer
    x = 7,857.24

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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.