Home / 8,558.14-12,837.39-2,937.12

Finding the Fourth Proportional to 8,558.14, 12,837.39 and 2,937.12

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Solution

The fourth proportional to 8,558.14, 12,837.39 and 2,937.12 is: 4,405.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,558.14 : 12,837.39 = 2,937.12 : x
  2. Step 2: Convert to fraction form
    8,558.14/12,837.39 = 2,937.12/x
  3. Step 3: Cross multiply
    8,558.14x = 12,837.39 × 2,937.12
  4. Step 4: Simplify right side
    8,558.14x = 37,704,954.92
  5. Step 5: Solve for x
    x = 37,704,954.92/8,558.14
  6. Step 6: Final answer
    x = 4,405.74

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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.