Home / 3,669.44-5,457.40-3,630.56

Finding the Fourth Proportional to 3,669.44, 5,457.40 and 3,630.56

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Solution

The fourth proportional to 3,669.44, 5,457.40 and 3,630.56 is: 5,399.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.44 : 5,457.40 = 3,630.56 : x
  2. Step 2: Convert to fraction form
    3,669.44/5,457.40 = 3,630.56/x
  3. Step 3: Cross multiply
    3,669.44x = 5,457.40 × 3,630.56
  4. Step 4: Simplify right side
    3,669.44x = 19,813,418.14
  5. Step 5: Solve for x
    x = 19,813,418.14/3,669.44
  6. Step 6: Final answer
    x = 5,399.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.