Home / 11,238.04-16,856.56-3,843.16

Finding the Fourth Proportional to 11,238.04, 16,856.56 and 3,843.16

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Solution

The fourth proportional to 11,238.04, 16,856.56 and 3,843.16 is: 5,764.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,238.04 : 16,856.56 = 3,843.16 : x
  2. Step 2: Convert to fraction form
    11,238.04/16,856.56 = 3,843.16/x
  3. Step 3: Cross multiply
    11,238.04x = 16,856.56 × 3,843.16
  4. Step 4: Simplify right side
    11,238.04x = 64,782,457.13
  5. Step 5: Solve for x
    x = 64,782,457.13/11,238.04
  6. Step 6: Final answer
    x = 5,764.57

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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.