Home / 3,276.67-4,528.22-2,912.17

Finding the Fourth Proportional to 3,276.67, 4,528.22 and 2,912.17

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Solution

The fourth proportional to 3,276.67, 4,528.22 and 2,912.17 is: 4,024.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.67 : 4,528.22 = 2,912.17 : x
  2. Step 2: Convert to fraction form
    3,276.67/4,528.22 = 2,912.17/x
  3. Step 3: Cross multiply
    3,276.67x = 4,528.22 × 2,912.17
  4. Step 4: Simplify right side
    3,276.67x = 13,186,923.80
  5. Step 5: Solve for x
    x = 13,186,923.80/3,276.67
  6. Step 6: Final answer
    x = 4,024.50

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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.