Home / 3,585.41-5,377.91-1,119.94

Finding the Fourth Proportional to 3,585.41, 5,377.91 and 1,119.94

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Solution

The fourth proportional to 3,585.41, 5,377.91 and 1,119.94 is: 1,679.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.41 : 5,377.91 = 1,119.94 : x
  2. Step 2: Convert to fraction form
    3,585.41/5,377.91 = 1,119.94/x
  3. Step 3: Cross multiply
    3,585.41x = 5,377.91 × 1,119.94
  4. Step 4: Simplify right side
    3,585.41x = 6,022,936.53
  5. Step 5: Solve for x
    x = 6,022,936.53/3,585.41
  6. Step 6: Final answer
    x = 1,679.85

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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.