Home / 8,523.63-12,789.36-3,844.89

Finding the Fourth Proportional to 8,523.63, 12,789.36 and 3,844.89

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Solution

The fourth proportional to 8,523.63, 12,789.36 and 3,844.89 is: 5,769.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,523.63 : 12,789.36 = 3,844.89 : x
  2. Step 2: Convert to fraction form
    8,523.63/12,789.36 = 3,844.89/x
  3. Step 3: Cross multiply
    8,523.63x = 12,789.36 × 3,844.89
  4. Step 4: Simplify right side
    8,523.63x = 49,173,682.37
  5. Step 5: Solve for x
    x = 49,173,682.37/8,523.63
  6. Step 6: Final answer
    x = 5,769.10

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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.