Home / 3,625.55-5,438.49-1,650.36

Finding the Fourth Proportional to 3,625.55, 5,438.49 and 1,650.36

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Solution

The fourth proportional to 3,625.55, 5,438.49 and 1,650.36 is: 2,475.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625.55 : 5,438.49 = 1,650.36 : x
  2. Step 2: Convert to fraction form
    3,625.55/5,438.49 = 1,650.36/x
  3. Step 3: Cross multiply
    3,625.55x = 5,438.49 × 1,650.36
  4. Step 4: Simplify right side
    3,625.55x = 8,975,466.36
  5. Step 5: Solve for x
    x = 8,975,466.36/3,625.55
  6. Step 6: Final answer
    x = 2,475.62

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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.