Home / 3,340.80-4,614.09-2,276.74

Finding the Fourth Proportional to 3,340.80, 4,614.09 and 2,276.74

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Solution

The fourth proportional to 3,340.80, 4,614.09 and 2,276.74 is: 3,144.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340.80 : 4,614.09 = 2,276.74 : x
  2. Step 2: Convert to fraction form
    3,340.80/4,614.09 = 2,276.74/x
  3. Step 3: Cross multiply
    3,340.80x = 4,614.09 × 2,276.74
  4. Step 4: Simplify right side
    3,340.80x = 10,505,091.88
  5. Step 5: Solve for x
    x = 10,505,091.88/3,340.80
  6. Step 6: Final answer
    x = 3,144.49

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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.