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Finding the Fourth Proportional to 2,405.03, 3,607.77 and 844.86

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Solution

The fourth proportional to 2,405.03, 3,607.77 and 844.86 is: 1,267.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405.03 : 3,607.77 = 844.86 : x
  2. Step 2: Convert to fraction form
    2,405.03/3,607.77 = 844.86/x
  3. Step 3: Cross multiply
    2,405.03x = 3,607.77 × 844.86
  4. Step 4: Simplify right side
    2,405.03x = 3,048,060.56
  5. Step 5: Solve for x
    x = 3,048,060.56/2,405.03
  6. Step 6: Final answer
    x = 1,267.37

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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.