Home / 1,813.25-2,502.41-1,027.30

Finding the Fourth Proportional to 1,813.25, 2,502.41 and 1,027.30

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Solution

The fourth proportional to 1,813.25, 2,502.41 and 1,027.30 is: 1,417.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813.25 : 2,502.41 = 1,027.30 : x
  2. Step 2: Convert to fraction form
    1,813.25/2,502.41 = 1,027.30/x
  3. Step 3: Cross multiply
    1,813.25x = 2,502.41 × 1,027.30
  4. Step 4: Simplify right side
    1,813.25x = 2,570,725.79
  5. Step 5: Solve for x
    x = 2,570,725.79/1,813.25
  6. Step 6: Final answer
    x = 1,417.74

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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.