Home / 3,257.10-4,885.70-2,340.45

Finding the Fourth Proportional to 3,257.10, 4,885.70 and 2,340.45

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Solution

The fourth proportional to 3,257.10, 4,885.70 and 2,340.45 is: 3,510.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.10 : 4,885.70 = 2,340.45 : x
  2. Step 2: Convert to fraction form
    3,257.10/4,885.70 = 2,340.45/x
  3. Step 3: Cross multiply
    3,257.10x = 4,885.70 × 2,340.45
  4. Step 4: Simplify right side
    3,257.10x = 11,434,724.86
  5. Step 5: Solve for x
    x = 11,434,724.86/3,257.10
  6. Step 6: Final answer
    x = 3,510.71

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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.