Home / 7,416.09-11,124.20-2,485.79

Finding the Fourth Proportional to 7,416.09, 11,124.20 and 2,485.79

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Solution

The fourth proportional to 7,416.09, 11,124.20 and 2,485.79 is: 3,728.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,416.09 : 11,124.20 = 2,485.79 : x
  2. Step 2: Convert to fraction form
    7,416.09/11,124.20 = 2,485.79/x
  3. Step 3: Cross multiply
    7,416.09x = 11,124.20 × 2,485.79
  4. Step 4: Simplify right side
    7,416.09x = 27,652,417.43
  5. Step 5: Solve for x
    x = 27,652,417.43/7,416.09
  6. Step 6: Final answer
    x = 3,728.71

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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.