Home / 4,256.24-6,388.68-1,949.36

Finding the Fourth Proportional to 4,256.24, 6,388.68 and 1,949.36

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Solution

The fourth proportional to 4,256.24, 6,388.68 and 1,949.36 is: 2,926.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,256.24 : 6,388.68 = 1,949.36 : x
  2. Step 2: Convert to fraction form
    4,256.24/6,388.68 = 1,949.36/x
  3. Step 3: Cross multiply
    4,256.24x = 6,388.68 × 1,949.36
  4. Step 4: Simplify right side
    4,256.24x = 12,453,837.24
  5. Step 5: Solve for x
    x = 12,453,837.24/4,256.24
  6. Step 6: Final answer
    x = 2,926.02

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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.