Home / 7,684.24-11,529.60-6,368.80

Finding the Fourth Proportional to 7,684.24, 11,529.60 and 6,368.80

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Solution

The fourth proportional to 7,684.24, 11,529.60 and 6,368.80 is: 9,555.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,684.24 : 11,529.60 = 6,368.80 : x
  2. Step 2: Convert to fraction form
    7,684.24/11,529.60 = 6,368.80/x
  3. Step 3: Cross multiply
    7,684.24x = 11,529.60 × 6,368.80
  4. Step 4: Simplify right side
    7,684.24x = 73,429,716.48
  5. Step 5: Solve for x
    x = 73,429,716.48/7,684.24
  6. Step 6: Final answer
    x = 9,555.89

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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.