Home / 5,455.82-8,180.96-2,536.17

Finding the Fourth Proportional to 5,455.82, 8,180.96 and 2,536.17

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Solution

The fourth proportional to 5,455.82, 8,180.96 and 2,536.17 is: 3,802.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455.82 : 8,180.96 = 2,536.17 : x
  2. Step 2: Convert to fraction form
    5,455.82/8,180.96 = 2,536.17/x
  3. Step 3: Cross multiply
    5,455.82x = 8,180.96 × 2,536.17
  4. Step 4: Simplify right side
    5,455.82x = 20,748,292.64
  5. Step 5: Solve for x
    x = 20,748,292.64/5,455.82
  6. Step 6: Final answer
    x = 3,802.97

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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.