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Finding the Fourth Proportional to 10,671.60, 16,006.44 and 3,745.68

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Solution

The fourth proportional to 10,671.60, 16,006.44 and 3,745.68 is: 5,618.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,671.60 : 16,006.44 = 3,745.68 : x
  2. Step 2: Convert to fraction form
    10,671.60/16,006.44 = 3,745.68/x
  3. Step 3: Cross multiply
    10,671.60x = 16,006.44 × 3,745.68
  4. Step 4: Simplify right side
    10,671.60x = 59,955,002.18
  5. Step 5: Solve for x
    x = 59,955,002.18/10,671.60
  6. Step 6: Final answer
    x = 5,618.18

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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.