Home / 6,080.88-8,391.64-3,428.32

Finding the Fourth Proportional to 6,080.88, 8,391.64 and 3,428.32

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Solution

The fourth proportional to 6,080.88, 8,391.64 and 3,428.32 is: 4,731.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,080.88 : 8,391.64 = 3,428.32 : x
  2. Step 2: Convert to fraction form
    6,080.88/8,391.64 = 3,428.32/x
  3. Step 3: Cross multiply
    6,080.88x = 8,391.64 × 3,428.32
  4. Step 4: Simplify right side
    6,080.88x = 28,769,227.24
  5. Step 5: Solve for x
    x = 28,769,227.24/6,080.88
  6. Step 6: Final answer
    x = 4,731.10

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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.