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Finding the Fourth Proportional to 1,773.36, 2,447.44 and 1,017.41

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Solution

The fourth proportional to 1,773.36, 2,447.44 and 1,017.41 is: 1,404.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773.36 : 2,447.44 = 1,017.41 : x
  2. Step 2: Convert to fraction form
    1,773.36/2,447.44 = 1,017.41/x
  3. Step 3: Cross multiply
    1,773.36x = 2,447.44 × 1,017.41
  4. Step 4: Simplify right side
    1,773.36x = 2,490,035.15
  5. Step 5: Solve for x
    x = 2,490,035.15/1,773.36
  6. Step 6: Final answer
    x = 1,404.13

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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.