Home / 5,222.85-7,206.94-3,097.61

Finding the Fourth Proportional to 5,222.85, 7,206.94 and 3,097.61

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Solution

The fourth proportional to 5,222.85, 7,206.94 and 3,097.61 is: 4,274.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.85 : 7,206.94 = 3,097.61 : x
  2. Step 2: Convert to fraction form
    5,222.85/7,206.94 = 3,097.61/x
  3. Step 3: Cross multiply
    5,222.85x = 7,206.94 × 3,097.61
  4. Step 4: Simplify right side
    5,222.85x = 22,324,289.41
  5. Step 5: Solve for x
    x = 22,324,289.41/5,222.85
  6. Step 6: Final answer
    x = 4,274.35

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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.