Home / 8,821.44-13,230.72-2,664

Finding the Fourth Proportional to 8,821.44, 13,230.72 and 2,664

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Solution

The fourth proportional to 8,821.44, 13,230.72 and 2,664 is: 3,995.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,821.44 : 13,230.72 = 2,664 : x
  2. Step 2: Convert to fraction form
    8,821.44/13,230.72 = 2,664/x
  3. Step 3: Cross multiply
    8,821.44x = 13,230.72 × 2,664
  4. Step 4: Simplify right side
    8,821.44x = 35,246,638.08
  5. Step 5: Solve for x
    x = 35,246,638.08/8,821.44
  6. Step 6: Final answer
    x = 3,995.57

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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.