Home / 8,116.68-11,200.91-4,581.03

Finding the Fourth Proportional to 8,116.68, 11,200.91 and 4,581.03

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Solution

The fourth proportional to 8,116.68, 11,200.91 and 4,581.03 is: 6,321.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,116.68 : 11,200.91 = 4,581.03 : x
  2. Step 2: Convert to fraction form
    8,116.68/11,200.91 = 4,581.03/x
  3. Step 3: Cross multiply
    8,116.68x = 11,200.91 × 4,581.03
  4. Step 4: Simplify right side
    8,116.68x = 51,311,681.83
  5. Step 5: Solve for x
    x = 51,311,681.83/8,116.68
  6. Step 6: Final answer
    x = 6,321.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.