Home / 9,979.24-13,771.40-5,502.92

Finding the Fourth Proportional to 9,979.24, 13,771.40 and 5,502.92

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Solution

The fourth proportional to 9,979.24, 13,771.40 and 5,502.92 is: 7,594.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,979.24 : 13,771.40 = 5,502.92 : x
  2. Step 2: Convert to fraction form
    9,979.24/13,771.40 = 5,502.92/x
  3. Step 3: Cross multiply
    9,979.24x = 13,771.40 × 5,502.92
  4. Step 4: Simplify right side
    9,979.24x = 75,782,912.49
  5. Step 5: Solve for x
    x = 75,782,912.49/9,979.24
  6. Step 6: Final answer
    x = 7,594.06

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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.