Home / 3,693.45-5,536.28-1,227.61

Finding the Fourth Proportional to 3,693.45, 5,536.28 and 1,227.61

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Solution

The fourth proportional to 3,693.45, 5,536.28 and 1,227.61 is: 1,840.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,693.45 : 5,536.28 = 1,227.61 : x
  2. Step 2: Convert to fraction form
    3,693.45/5,536.28 = 1,227.61/x
  3. Step 3: Cross multiply
    3,693.45x = 5,536.28 × 1,227.61
  4. Step 4: Simplify right side
    3,693.45x = 6,796,368.08
  5. Step 5: Solve for x
    x = 6,796,368.08/3,693.45
  6. Step 6: Final answer
    x = 1,840.11

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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.