Home / 3,675.24-5,513.42-1,209.52

Finding the Fourth Proportional to 3,675.24, 5,513.42 and 1,209.52

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Solution

The fourth proportional to 3,675.24, 5,513.42 and 1,209.52 is: 1,814.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,675.24 : 5,513.42 = 1,209.52 : x
  2. Step 2: Convert to fraction form
    3,675.24/5,513.42 = 1,209.52/x
  3. Step 3: Cross multiply
    3,675.24x = 5,513.42 × 1,209.52
  4. Step 4: Simplify right side
    3,675.24x = 6,668,591.76
  5. Step 5: Solve for x
    x = 6,668,591.76/3,675.24
  6. Step 6: Final answer
    x = 1,814.46

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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.