Home / 2,502.12-3,453.48-1,664.28

Finding the Fourth Proportional to 2,502.12, 3,453.48 and 1,664.28

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Solution

The fourth proportional to 2,502.12, 3,453.48 and 1,664.28 is: 2,297.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,502.12 : 3,453.48 = 1,664.28 : x
  2. Step 2: Convert to fraction form
    2,502.12/3,453.48 = 1,664.28/x
  3. Step 3: Cross multiply
    2,502.12x = 3,453.48 × 1,664.28
  4. Step 4: Simplify right side
    2,502.12x = 5,747,557.69
  5. Step 5: Solve for x
    x = 5,747,557.69/2,502.12
  6. Step 6: Final answer
    x = 2,297.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.