Home / 8,664.37-12,994.57-2,424.83

Finding the Fourth Proportional to 8,664.37, 12,994.57 and 2,424.83

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Solution

The fourth proportional to 8,664.37, 12,994.57 and 2,424.83 is: 3,636.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,664.37 : 12,994.57 = 2,424.83 : x
  2. Step 2: Convert to fraction form
    8,664.37/12,994.57 = 2,424.83/x
  3. Step 3: Cross multiply
    8,664.37x = 12,994.57 × 2,424.83
  4. Step 4: Simplify right side
    8,664.37x = 31,509,623.17
  5. Step 5: Solve for x
    x = 31,509,623.17/8,664.37
  6. Step 6: Final answer
    x = 3,636.69

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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.