Home / 3,080.10-4,617.41-1,434.38

Finding the Fourth Proportional to 3,080.10, 4,617.41 and 1,434.38

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Solution

The fourth proportional to 3,080.10, 4,617.41 and 1,434.38 is: 2,150.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080.10 : 4,617.41 = 1,434.38 : x
  2. Step 2: Convert to fraction form
    3,080.10/4,617.41 = 1,434.38/x
  3. Step 3: Cross multiply
    3,080.10x = 4,617.41 × 1,434.38
  4. Step 4: Simplify right side
    3,080.10x = 6,623,120.56
  5. Step 5: Solve for x
    x = 6,623,120.56/3,080.10
  6. Step 6: Final answer
    x = 2,150.29

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1.5x scale

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.