Home / 1,813.32-2,502.36-1,027.56

Finding the Fourth Proportional to 1,813.32, 2,502.36 and 1,027.56

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Solution

The fourth proportional to 1,813.32, 2,502.36 and 1,027.56 is: 1,418.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813.32 : 2,502.36 = 1,027.56 : x
  2. Step 2: Convert to fraction form
    1,813.32/2,502.36 = 1,027.56/x
  3. Step 3: Cross multiply
    1,813.32x = 2,502.36 × 1,027.56
  4. Step 4: Simplify right side
    1,813.32x = 2,571,325.04
  5. Step 5: Solve for x
    x = 2,571,325.04/1,813.32
  6. Step 6: Final answer
    x = 1,418.02

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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.