Home / 9,135.24-13,697.14-4,198.56

Finding the Fourth Proportional to 9,135.24, 13,697.14 and 4,198.56

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Solution

The fourth proportional to 9,135.24, 13,697.14 and 4,198.56 is: 6,295.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,135.24 : 13,697.14 = 4,198.56 : x
  2. Step 2: Convert to fraction form
    9,135.24/13,697.14 = 4,198.56/x
  3. Step 3: Cross multiply
    9,135.24x = 13,697.14 × 4,198.56
  4. Step 4: Simplify right side
    9,135.24x = 57,508,264.12
  5. Step 5: Solve for x
    x = 57,508,264.12/9,135.24
  6. Step 6: Final answer
    x = 6,295.21

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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.