Home / 5,355.12-7,390.52-2,965.24

Finding the Fourth Proportional to 5,355.12, 7,390.52 and 2,965.24

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Solution

The fourth proportional to 5,355.12, 7,390.52 and 2,965.24 is: 4,092.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355.12 : 7,390.52 = 2,965.24 : x
  2. Step 2: Convert to fraction form
    5,355.12/7,390.52 = 2,965.24/x
  3. Step 3: Cross multiply
    5,355.12x = 7,390.52 × 2,965.24
  4. Step 4: Simplify right side
    5,355.12x = 21,914,665.52
  5. Step 5: Solve for x
    x = 21,914,665.52/5,355.12
  6. Step 6: Final answer
    x = 4,092.28

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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.