Home / 4,311.40-5,949.72-2,423

Finding the Fourth Proportional to 4,311.40, 5,949.72 and 2,423

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Solution

The fourth proportional to 4,311.40, 5,949.72 and 2,423 is: 3,343.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,311.40 : 5,949.72 = 2,423 : x
  2. Step 2: Convert to fraction form
    4,311.40/5,949.72 = 2,423/x
  3. Step 3: Cross multiply
    4,311.40x = 5,949.72 × 2,423
  4. Step 4: Simplify right side
    4,311.40x = 14,416,171.56
  5. Step 5: Solve for x
    x = 14,416,171.56/4,311.40
  6. Step 6: Final answer
    x = 3,343.73

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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.