Home / 4,819.26-7,226.73-2,972.70

Finding the Fourth Proportional to 4,819.26, 7,226.73 and 2,972.70

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Solution

The fourth proportional to 4,819.26, 7,226.73 and 2,972.70 is: 4,457.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.26 : 7,226.73 = 2,972.70 : x
  2. Step 2: Convert to fraction form
    4,819.26/7,226.73 = 2,972.70/x
  3. Step 3: Cross multiply
    4,819.26x = 7,226.73 × 2,972.70
  4. Step 4: Simplify right side
    4,819.26x = 21,482,900.27
  5. Step 5: Solve for x
    x = 21,482,900.27/4,819.26
  6. Step 6: Final answer
    x = 4,457.72

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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.