Home / 5,267.22-7,900.92-3,809.22

Finding the Fourth Proportional to 5,267.22, 7,900.92 and 3,809.22

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Solution

The fourth proportional to 5,267.22, 7,900.92 and 3,809.22 is: 5,713.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,267.22 : 7,900.92 = 3,809.22 : x
  2. Step 2: Convert to fraction form
    5,267.22/7,900.92 = 3,809.22/x
  3. Step 3: Cross multiply
    5,267.22x = 7,900.92 × 3,809.22
  4. Step 4: Simplify right side
    5,267.22x = 30,096,342.48
  5. Step 5: Solve for x
    x = 30,096,342.48/5,267.22
  6. Step 6: Final answer
    x = 5,713.90

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1.5x scale

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.