Home / 9,198.72-13,788.48-4,264.29

Finding the Fourth Proportional to 9,198.72, 13,788.48 and 4,264.29

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Solution

The fourth proportional to 9,198.72, 13,788.48 and 4,264.29 is: 6,391.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,198.72 : 13,788.48 = 4,264.29 : x
  2. Step 2: Convert to fraction form
    9,198.72/13,788.48 = 4,264.29/x
  3. Step 3: Cross multiply
    9,198.72x = 13,788.48 × 4,264.29
  4. Step 4: Simplify right side
    9,198.72x = 58,798,077.38
  5. Step 5: Solve for x
    x = 58,798,077.38/9,198.72
  6. Step 6: Final answer
    x = 6,391.98

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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.