Home / 8,204.08-11,322.12-6,211.48

Finding the Fourth Proportional to 8,204.08, 11,322.12 and 6,211.48

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Solution

The fourth proportional to 8,204.08, 11,322.12 and 6,211.48 is: 8,572.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,204.08 : 11,322.12 = 6,211.48 : x
  2. Step 2: Convert to fraction form
    8,204.08/11,322.12 = 6,211.48/x
  3. Step 3: Cross multiply
    8,204.08x = 11,322.12 × 6,211.48
  4. Step 4: Simplify right side
    8,204.08x = 70,327,121.94
  5. Step 5: Solve for x
    x = 70,327,121.94/8,204.08
  6. Step 6: Final answer
    x = 8,572.21

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1.5x scale

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.