Home / 8,052.44-11,118.66-5,221.16

Finding the Fourth Proportional to 8,052.44, 11,118.66 and 5,221.16

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Solution

The fourth proportional to 8,052.44, 11,118.66 and 5,221.16 is: 7,209.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,052.44 : 11,118.66 = 5,221.16 : x
  2. Step 2: Convert to fraction form
    8,052.44/11,118.66 = 5,221.16/x
  3. Step 3: Cross multiply
    8,052.44x = 11,118.66 × 5,221.16
  4. Step 4: Simplify right side
    8,052.44x = 58,052,302.85
  5. Step 5: Solve for x
    x = 58,052,302.85/8,052.44
  6. Step 6: Final answer
    x = 7,209.28

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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.