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Finding the Fourth Proportional to 1,813.03, 2,502.17 and 1,016.48

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Solution

The fourth proportional to 1,813.03, 2,502.17 and 1,016.48 is: 1,402.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813.03 : 2,502.17 = 1,016.48 : x
  2. Step 2: Convert to fraction form
    1,813.03/2,502.17 = 1,016.48/x
  3. Step 3: Cross multiply
    1,813.03x = 2,502.17 × 1,016.48
  4. Step 4: Simplify right side
    1,813.03x = 2,543,416.46
  5. Step 5: Solve for x
    x = 2,543,416.46/1,813.03
  6. Step 6: Final answer
    x = 1,402.86

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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.