Home / 8,177.36-12,256.83-3,495.02

Finding the Fourth Proportional to 8,177.36, 12,256.83 and 3,495.02

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Solution

The fourth proportional to 8,177.36, 12,256.83 and 3,495.02 is: 5,238.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177.36 : 12,256.83 = 3,495.02 : x
  2. Step 2: Convert to fraction form
    8,177.36/12,256.83 = 3,495.02/x
  3. Step 3: Cross multiply
    8,177.36x = 12,256.83 × 3,495.02
  4. Step 4: Simplify right side
    8,177.36x = 42,837,804.70
  5. Step 5: Solve for x
    x = 42,837,804.70/8,177.36
  6. Step 6: Final answer
    x = 5,238.59

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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.