Home / 4,286.50-5,915.37-2,423.86

Finding the Fourth Proportional to 4,286.50, 5,915.37 and 2,423.86

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Solution

The fourth proportional to 4,286.50, 5,915.37 and 2,423.86 is: 3,344.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286.50 : 5,915.37 = 2,423.86 : x
  2. Step 2: Convert to fraction form
    4,286.50/5,915.37 = 2,423.86/x
  3. Step 3: Cross multiply
    4,286.50x = 5,915.37 × 2,423.86
  4. Step 4: Simplify right side
    4,286.50x = 14,338,028.73
  5. Step 5: Solve for x
    x = 14,338,028.73/4,286.50
  6. Step 6: Final answer
    x = 3,344.93

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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.