Home / 3,635.84-5,453.36-1,003.55

Finding the Fourth Proportional to 3,635.84, 5,453.36 and 1,003.55

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Solution

The fourth proportional to 3,635.84, 5,453.36 and 1,003.55 is: 1,505.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635.84 : 5,453.36 = 1,003.55 : x
  2. Step 2: Convert to fraction form
    3,635.84/5,453.36 = 1,003.55/x
  3. Step 3: Cross multiply
    3,635.84x = 5,453.36 × 1,003.55
  4. Step 4: Simplify right side
    3,635.84x = 5,472,690.91
  5. Step 5: Solve for x
    x = 5,472,690.91/3,635.84
  6. Step 6: Final answer
    x = 1,505.21

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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.