Home / 8,115.82-11,193.30-5,597.35

Finding the Fourth Proportional to 8,115.82, 11,193.30 and 5,597.35

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Solution

The fourth proportional to 8,115.82, 11,193.30 and 5,597.35 is: 7,719.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,115.82 : 11,193.30 = 5,597.35 : x
  2. Step 2: Convert to fraction form
    8,115.82/11,193.30 = 5,597.35/x
  3. Step 3: Cross multiply
    8,115.82x = 11,193.30 × 5,597.35
  4. Step 4: Simplify right side
    8,115.82x = 62,652,817.76
  5. Step 5: Solve for x
    x = 62,652,817.76/8,115.82
  6. Step 6: Final answer
    x = 7,719.84

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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.