Home / 12,594.09-18,899.70-5,198.52

Finding the Fourth Proportional to 12,594.09, 18,899.70 and 5,198.52

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Solution

The fourth proportional to 12,594.09, 18,899.70 and 5,198.52 is: 7,801.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,594.09 : 18,899.70 = 5,198.52 : x
  2. Step 2: Convert to fraction form
    12,594.09/18,899.70 = 5,198.52/x
  3. Step 3: Cross multiply
    12,594.09x = 18,899.70 × 5,198.52
  4. Step 4: Simplify right side
    12,594.09x = 98,250,468.44
  5. Step 5: Solve for x
    x = 98,250,468.44/12,594.09
  6. Step 6: Final answer
    x = 7,801.32

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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.