Home / 4,957.92-7,438.82-2,182.64

Finding the Fourth Proportional to 4,957.92, 7,438.82 and 2,182.64

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Solution

The fourth proportional to 4,957.92, 7,438.82 and 2,182.64 is: 3,274.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,957.92 : 7,438.82 = 2,182.64 : x
  2. Step 2: Convert to fraction form
    4,957.92/7,438.82 = 2,182.64/x
  3. Step 3: Cross multiply
    4,957.92x = 7,438.82 × 2,182.64
  4. Step 4: Simplify right side
    4,957.92x = 16,236,267.08
  5. Step 5: Solve for x
    x = 16,236,267.08/4,957.92
  6. Step 6: Final answer
    x = 3,274.82

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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.