Home / 4,132.16-6,202.72-1,668.64

Finding the Fourth Proportional to 4,132.16, 6,202.72 and 1,668.64

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Solution

The fourth proportional to 4,132.16, 6,202.72 and 1,668.64 is: 2,504.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,132.16 : 6,202.72 = 1,668.64 : x
  2. Step 2: Convert to fraction form
    4,132.16/6,202.72 = 1,668.64/x
  3. Step 3: Cross multiply
    4,132.16x = 6,202.72 × 1,668.64
  4. Step 4: Simplify right side
    4,132.16x = 10,350,106.70
  5. Step 5: Solve for x
    x = 10,350,106.70/4,132.16
  6. Step 6: Final answer
    x = 2,504.77

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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.