Home / 3,615.41-5,423.36-1,395.30

Finding the Fourth Proportional to 3,615.41, 5,423.36 and 1,395.30

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Solution

The fourth proportional to 3,615.41, 5,423.36 and 1,395.30 is: 2,093.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615.41 : 5,423.36 = 1,395.30 : x
  2. Step 2: Convert to fraction form
    3,615.41/5,423.36 = 1,395.30/x
  3. Step 3: Cross multiply
    3,615.41x = 5,423.36 × 1,395.30
  4. Step 4: Simplify right side
    3,615.41x = 7,567,212.32
  5. Step 5: Solve for x
    x = 7,567,212.32/3,615.41
  6. Step 6: Final answer
    x = 2,093.04

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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.