Home / 10,991.44-16,486.98-2,671.52

Finding the Fourth Proportional to 10,991.44, 16,486.98 and 2,671.52

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Solution

The fourth proportional to 10,991.44, 16,486.98 and 2,671.52 is: 4,007.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,991.44 : 16,486.98 = 2,671.52 : x
  2. Step 2: Convert to fraction form
    10,991.44/16,486.98 = 2,671.52/x
  3. Step 3: Cross multiply
    10,991.44x = 16,486.98 × 2,671.52
  4. Step 4: Simplify right side
    10,991.44x = 44,045,296.81
  5. Step 5: Solve for x
    x = 44,045,296.81/10,991.44
  6. Step 6: Final answer
    x = 4,007.24

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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.