Home / 3,276.84-4,912.74-1,543.80

Finding the Fourth Proportional to 3,276.84, 4,912.74 and 1,543.80

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Solution

The fourth proportional to 3,276.84, 4,912.74 and 1,543.80 is: 2,314.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.84 : 4,912.74 = 1,543.80 : x
  2. Step 2: Convert to fraction form
    3,276.84/4,912.74 = 1,543.80/x
  3. Step 3: Cross multiply
    3,276.84x = 4,912.74 × 1,543.80
  4. Step 4: Simplify right side
    3,276.84x = 7,584,288.01
  5. Step 5: Solve for x
    x = 7,584,288.01/3,276.84
  6. Step 6: Final answer
    x = 2,314.51

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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.