Home / 3,276.89-4,890.16-2,926.56

Finding the Fourth Proportional to 3,276.89, 4,890.16 and 2,926.56

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Solution

The fourth proportional to 3,276.89, 4,890.16 and 2,926.56 is: 4,367.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.89 : 4,890.16 = 2,926.56 : x
  2. Step 2: Convert to fraction form
    3,276.89/4,890.16 = 2,926.56/x
  3. Step 3: Cross multiply
    3,276.89x = 4,890.16 × 2,926.56
  4. Step 4: Simplify right side
    3,276.89x = 14,311,346.65
  5. Step 5: Solve for x
    x = 14,311,346.65/3,276.89
  6. Step 6: Final answer
    x = 4,367.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.