Home / 3,564.21-5,340.47-2,519.11

Finding the Fourth Proportional to 3,564.21, 5,340.47 and 2,519.11

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Solution

The fourth proportional to 3,564.21, 5,340.47 and 2,519.11 is: 3,774.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564.21 : 5,340.47 = 2,519.11 : x
  2. Step 2: Convert to fraction form
    3,564.21/5,340.47 = 2,519.11/x
  3. Step 3: Cross multiply
    3,564.21x = 5,340.47 × 2,519.11
  4. Step 4: Simplify right side
    3,564.21x = 13,453,231.38
  5. Step 5: Solve for x
    x = 13,453,231.38/3,564.21
  6. Step 6: Final answer
    x = 3,774.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.