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Finding the Fourth Proportional to 2,403.66, 3,605.96 and 844.10

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Solution

The fourth proportional to 2,403.66, 3,605.96 and 844.10 is: 1,266.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,403.66 : 3,605.96 = 844.10 : x
  2. Step 2: Convert to fraction form
    2,403.66/3,605.96 = 844.10/x
  3. Step 3: Cross multiply
    2,403.66x = 3,605.96 × 844.10
  4. Step 4: Simplify right side
    2,403.66x = 3,043,790.84
  5. Step 5: Solve for x
    x = 3,043,790.84/2,403.66
  6. Step 6: Final answer
    x = 1,266.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.