Home / 8,052.13-11,108.21-5,219.97

Finding the Fourth Proportional to 8,052.13, 11,108.21 and 5,219.97

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Solution

The fourth proportional to 8,052.13, 11,108.21 and 5,219.97 is: 7,201.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,052.13 : 11,108.21 = 5,219.97 : x
  2. Step 2: Convert to fraction form
    8,052.13/11,108.21 = 5,219.97/x
  3. Step 3: Cross multiply
    8,052.13x = 11,108.21 × 5,219.97
  4. Step 4: Simplify right side
    8,052.13x = 57,984,530.48
  5. Step 5: Solve for x
    x = 57,984,530.48/8,052.13
  6. Step 6: Final answer
    x = 7,201.14

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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.