Home / 5,456.82-7,530.42-3,098.96

Finding the Fourth Proportional to 5,456.82, 7,530.42 and 3,098.96

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Solution

The fourth proportional to 5,456.82, 7,530.42 and 3,098.96 is: 4,276.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456.82 : 7,530.42 = 3,098.96 : x
  2. Step 2: Convert to fraction form
    5,456.82/7,530.42 = 3,098.96/x
  3. Step 3: Cross multiply
    5,456.82x = 7,530.42 × 3,098.96
  4. Step 4: Simplify right side
    5,456.82x = 23,336,455.14
  5. Step 5: Solve for x
    x = 23,336,455.14/5,456.82
  6. Step 6: Final answer
    x = 4,276.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.