Home / 6,732.80-10,098.72-2,117.12

Finding the Fourth Proportional to 6,732.80, 10,098.72 and 2,117.12

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Solution

The fourth proportional to 6,732.80, 10,098.72 and 2,117.12 is: 3,175.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,732.80 : 10,098.72 = 2,117.12 : x
  2. Step 2: Convert to fraction form
    6,732.80/10,098.72 = 2,117.12/x
  3. Step 3: Cross multiply
    6,732.80x = 10,098.72 × 2,117.12
  4. Step 4: Simplify right side
    6,732.80x = 21,380,202.09
  5. Step 5: Solve for x
    x = 21,380,202.09/6,732.80
  6. Step 6: Final answer
    x = 3,175.53

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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.