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Finding the Fourth Proportional to 8,495.41, 12,743.16 and 2,651.53

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Solution

The fourth proportional to 8,495.41, 12,743.16 and 2,651.53 is: 3,977.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,495.41 : 12,743.16 = 2,651.53 : x
  2. Step 2: Convert to fraction form
    8,495.41/12,743.16 = 2,651.53/x
  3. Step 3: Cross multiply
    8,495.41x = 12,743.16 × 2,651.53
  4. Step 4: Simplify right side
    8,495.41x = 33,788,871.03
  5. Step 5: Solve for x
    x = 33,788,871.03/8,495.41
  6. Step 6: Final answer
    x = 3,977.31

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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.