Home / 3,670.36-5,506.68-1,171.92

Finding the Fourth Proportional to 3,670.36, 5,506.68 and 1,171.92

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Solution

The fourth proportional to 3,670.36, 5,506.68 and 1,171.92 is: 1,758.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670.36 : 5,506.68 = 1,171.92 : x
  2. Step 2: Convert to fraction form
    3,670.36/5,506.68 = 1,171.92/x
  3. Step 3: Cross multiply
    3,670.36x = 5,506.68 × 1,171.92
  4. Step 4: Simplify right side
    3,670.36x = 6,453,388.43
  5. Step 5: Solve for x
    x = 6,453,388.43/3,670.36
  6. Step 6: Final answer
    x = 1,758.24

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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.