Home / 8,424.76-12,634.98-2,500.26

Finding the Fourth Proportional to 8,424.76, 12,634.98 and 2,500.26

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Solution

The fourth proportional to 8,424.76, 12,634.98 and 2,500.26 is: 3,749.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,424.76 : 12,634.98 = 2,500.26 : x
  2. Step 2: Convert to fraction form
    8,424.76/12,634.98 = 2,500.26/x
  3. Step 3: Cross multiply
    8,424.76x = 12,634.98 × 2,500.26
  4. Step 4: Simplify right side
    8,424.76x = 31,590,735.09
  5. Step 5: Solve for x
    x = 31,590,735.09/8,424.76
  6. Step 6: Final answer
    x = 3,749.75

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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.