Home / 7,881.24-11,814.54-6,248.28

Finding the Fourth Proportional to 7,881.24, 11,814.54 and 6,248.28

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Solution

The fourth proportional to 7,881.24, 11,814.54 and 6,248.28 is: 9,366.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,881.24 : 11,814.54 = 6,248.28 : x
  2. Step 2: Convert to fraction form
    7,881.24/11,814.54 = 6,248.28/x
  3. Step 3: Cross multiply
    7,881.24x = 11,814.54 × 6,248.28
  4. Step 4: Simplify right side
    7,881.24x = 73,820,553.99
  5. Step 5: Solve for x
    x = 73,820,553.99/7,881.24
  6. Step 6: Final answer
    x = 9,366.62

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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.