Home / 6,537.18-9,806.82-2,153.64

Finding the Fourth Proportional to 6,537.18, 9,806.82 and 2,153.64

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Solution

The fourth proportional to 6,537.18, 9,806.82 and 2,153.64 is: 3,230.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,537.18 : 9,806.82 = 2,153.64 : x
  2. Step 2: Convert to fraction form
    6,537.18/9,806.82 = 2,153.64/x
  3. Step 3: Cross multiply
    6,537.18x = 9,806.82 × 2,153.64
  4. Step 4: Simplify right side
    6,537.18x = 21,120,359.82
  5. Step 5: Solve for x
    x = 21,120,359.82/6,537.18
  6. Step 6: Final answer
    x = 3,230.81

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1.5x scale

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.