Home / 3,240.27-4,471.58-1,823.98

Finding the Fourth Proportional to 3,240.27, 4,471.58 and 1,823.98

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Solution

The fourth proportional to 3,240.27, 4,471.58 and 1,823.98 is: 2,517.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.27 : 4,471.58 = 1,823.98 : x
  2. Step 2: Convert to fraction form
    3,240.27/4,471.58 = 1,823.98/x
  3. Step 3: Cross multiply
    3,240.27x = 4,471.58 × 1,823.98
  4. Step 4: Simplify right side
    3,240.27x = 8,156,052.03
  5. Step 5: Solve for x
    x = 8,156,052.03/3,240.27
  6. Step 6: Final answer
    x = 2,517.09

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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.