Home / 4,129.26-6,192.27-1,663.62

Finding the Fourth Proportional to 4,129.26, 6,192.27 and 1,663.62

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Solution

The fourth proportional to 4,129.26, 6,192.27 and 1,663.62 is: 2,494.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129.26 : 6,192.27 = 1,663.62 : x
  2. Step 2: Convert to fraction form
    4,129.26/6,192.27 = 1,663.62/x
  3. Step 3: Cross multiply
    4,129.26x = 6,192.27 × 1,663.62
  4. Step 4: Simplify right side
    4,129.26x = 10,301,584.22
  5. Step 5: Solve for x
    x = 10,301,584.22/4,129.26
  6. Step 6: Final answer
    x = 2,494.78

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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.