Home / 3,292.22-4,935.39-1,211.72

Finding the Fourth Proportional to 3,292.22, 4,935.39 and 1,211.72

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Solution

The fourth proportional to 3,292.22, 4,935.39 and 1,211.72 is: 1,816.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,292.22 : 4,935.39 = 1,211.72 : x
  2. Step 2: Convert to fraction form
    3,292.22/4,935.39 = 1,211.72/x
  3. Step 3: Cross multiply
    3,292.22x = 4,935.39 × 1,211.72
  4. Step 4: Simplify right side
    3,292.22x = 5,980,310.77
  5. Step 5: Solve for x
    x = 5,980,310.77/3,292.22
  6. Step 6: Final answer
    x = 1,816.50

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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.