Home / 5,440.08-7,504.40-3,447.12

Finding the Fourth Proportional to 5,440.08, 7,504.40 and 3,447.12

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Solution

The fourth proportional to 5,440.08, 7,504.40 and 3,447.12 is: 4,755.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.08 : 7,504.40 = 3,447.12 : x
  2. Step 2: Convert to fraction form
    5,440.08/7,504.40 = 3,447.12/x
  3. Step 3: Cross multiply
    5,440.08x = 7,504.40 × 3,447.12
  4. Step 4: Simplify right side
    5,440.08x = 25,868,567.33
  5. Step 5: Solve for x
    x = 25,868,567.33/5,440.08
  6. Step 6: Final answer
    x = 4,755.18

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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.