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Finding the Fourth Proportional to 5,395.73, 7,437.35 and 3,903.71

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Solution

The fourth proportional to 5,395.73, 7,437.35 and 3,903.71 is: 5,380.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395.73 : 7,437.35 = 3,903.71 : x
  2. Step 2: Convert to fraction form
    5,395.73/7,437.35 = 3,903.71/x
  3. Step 3: Cross multiply
    5,395.73x = 7,437.35 × 3,903.71
  4. Step 4: Simplify right side
    5,395.73x = 29,033,230.14
  5. Step 5: Solve for x
    x = 29,033,230.14/5,395.73
  6. Step 6: Final answer
    x = 5,380.78

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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.