Home / 3,615.18-5,424.82-1,667.38

Finding the Fourth Proportional to 3,615.18, 5,424.82 and 1,667.38

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Solution

The fourth proportional to 3,615.18, 5,424.82 and 1,667.38 is: 2,502.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615.18 : 5,424.82 = 1,667.38 : x
  2. Step 2: Convert to fraction form
    3,615.18/5,424.82 = 1,667.38/x
  3. Step 3: Cross multiply
    3,615.18x = 5,424.82 × 1,667.38
  4. Step 4: Simplify right side
    3,615.18x = 9,045,236.37
  5. Step 5: Solve for x
    x = 9,045,236.37/3,615.18
  6. Step 6: Final answer
    x = 2,502.02

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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.