Home / 4,129.08-6,193.82-1,663.56

Finding the Fourth Proportional to 4,129.08, 6,193.82 and 1,663.56

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Solution

The fourth proportional to 4,129.08, 6,193.82 and 1,663.56 is: 2,495.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129.08 : 6,193.82 = 1,663.56 : x
  2. Step 2: Convert to fraction form
    4,129.08/6,193.82 = 1,663.56/x
  3. Step 3: Cross multiply
    4,129.08x = 6,193.82 × 1,663.56
  4. Step 4: Simplify right side
    4,129.08x = 10,303,782.88
  5. Step 5: Solve for x
    x = 10,303,782.88/4,129.08
  6. Step 6: Final answer
    x = 2,495.42

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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.