Home / 3,591.08-5,383.87-1,641.92

Finding the Fourth Proportional to 3,591.08, 5,383.87 and 1,641.92

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Solution

The fourth proportional to 3,591.08, 5,383.87 and 1,641.92 is: 2,461.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,591.08 : 5,383.87 = 1,641.92 : x
  2. Step 2: Convert to fraction form
    3,591.08/5,383.87 = 1,641.92/x
  3. Step 3: Cross multiply
    3,591.08x = 5,383.87 × 1,641.92
  4. Step 4: Simplify right side
    3,591.08x = 8,839,883.83
  5. Step 5: Solve for x
    x = 8,839,883.83/3,591.08
  6. Step 6: Final answer
    x = 2,461.62

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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.