Home / 3,651.18-5,476.55-1,458.33

Finding the Fourth Proportional to 3,651.18, 5,476.55 and 1,458.33

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Solution

The fourth proportional to 3,651.18, 5,476.55 and 1,458.33 is: 2,187.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,651.18 : 5,476.55 = 1,458.33 : x
  2. Step 2: Convert to fraction form
    3,651.18/5,476.55 = 1,458.33/x
  3. Step 3: Cross multiply
    3,651.18x = 5,476.55 × 1,458.33
  4. Step 4: Simplify right side
    3,651.18x = 7,986,609.87
  5. Step 5: Solve for x
    x = 7,986,609.87/3,651.18
  6. Step 6: Final answer
    x = 2,187.41

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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.