Home / 3,276.70-4,527.60-2,618.98

Finding the Fourth Proportional to 3,276.70, 4,527.60 and 2,618.98

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Solution

The fourth proportional to 3,276.70, 4,527.60 and 2,618.98 is: 3,618.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.70 : 4,527.60 = 2,618.98 : x
  2. Step 2: Convert to fraction form
    3,276.70/4,527.60 = 2,618.98/x
  3. Step 3: Cross multiply
    3,276.70x = 4,527.60 × 2,618.98
  4. Step 4: Simplify right side
    3,276.70x = 11,857,693.85
  5. Step 5: Solve for x
    x = 11,857,693.85/3,276.70
  6. Step 6: Final answer
    x = 3,618.79

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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.