Home / 7,428.48-11,145.60-5,496.96

Finding the Fourth Proportional to 7,428.48, 11,145.60 and 5,496.96

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Solution

The fourth proportional to 7,428.48, 11,145.60 and 5,496.96 is: 8,247.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,428.48 : 11,145.60 = 5,496.96 : x
  2. Step 2: Convert to fraction form
    7,428.48/11,145.60 = 5,496.96/x
  3. Step 3: Cross multiply
    7,428.48x = 11,145.60 × 5,496.96
  4. Step 4: Simplify right side
    7,428.48x = 61,266,917.38
  5. Step 5: Solve for x
    x = 61,266,917.38/7,428.48
  6. Step 6: Final answer
    x = 8,247.57

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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.