Home / 3,080.94-4,621.43-1,232.21

Finding the Fourth Proportional to 3,080.94, 4,621.43 and 1,232.21

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Solution

The fourth proportional to 3,080.94, 4,621.43 and 1,232.21 is: 1,848.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080.94 : 4,621.43 = 1,232.21 : x
  2. Step 2: Convert to fraction form
    3,080.94/4,621.43 = 1,232.21/x
  3. Step 3: Cross multiply
    3,080.94x = 4,621.43 × 1,232.21
  4. Step 4: Simplify right side
    3,080.94x = 5,694,572.26
  5. Step 5: Solve for x
    x = 5,694,572.26/3,080.94
  6. Step 6: Final answer
    x = 1,848.32

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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.