Home / 6,124.97-8,451.39-3,607.18

Finding the Fourth Proportional to 6,124.97, 8,451.39 and 3,607.18

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Solution

The fourth proportional to 6,124.97, 8,451.39 and 3,607.18 is: 4,977.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,124.97 : 8,451.39 = 3,607.18 : x
  2. Step 2: Convert to fraction form
    6,124.97/8,451.39 = 3,607.18/x
  3. Step 3: Cross multiply
    6,124.97x = 8,451.39 × 3,607.18
  4. Step 4: Simplify right side
    6,124.97x = 30,485,704.63
  5. Step 5: Solve for x
    x = 30,485,704.63/6,124.97
  6. Step 6: Final answer
    x = 4,977.28

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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.