Home / 8,418.13-12,627.09-2,495.41

Finding the Fourth Proportional to 8,418.13, 12,627.09 and 2,495.41

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Solution

The fourth proportional to 8,418.13, 12,627.09 and 2,495.41 is: 3,743.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,418.13 : 12,627.09 = 2,495.41 : x
  2. Step 2: Convert to fraction form
    8,418.13/12,627.09 = 2,495.41/x
  3. Step 3: Cross multiply
    8,418.13x = 12,627.09 × 2,495.41
  4. Step 4: Simplify right side
    8,418.13x = 31,509,735.09
  5. Step 5: Solve for x
    x = 31,509,735.09/8,418.13
  6. Step 6: Final answer
    x = 3,743.08

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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.