Home / 2,502.32-3,453.12-1,383.08

Finding the Fourth Proportional to 2,502.32, 3,453.12 and 1,383.08

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Solution

The fourth proportional to 2,502.32, 3,453.12 and 1,383.08 is: 1,908.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,502.32 : 3,453.12 = 1,383.08 : x
  2. Step 2: Convert to fraction form
    2,502.32/3,453.12 = 1,383.08/x
  3. Step 3: Cross multiply
    2,502.32x = 3,453.12 × 1,383.08
  4. Step 4: Simplify right side
    2,502.32x = 4,775,941.21
  5. Step 5: Solve for x
    x = 4,775,941.21/2,502.32
  6. Step 6: Final answer
    x = 1,908.61

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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.