Home / 4,819.46-7,229.61-2,045.75

Finding the Fourth Proportional to 4,819.46, 7,229.61 and 2,045.75

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Solution

The fourth proportional to 4,819.46, 7,229.61 and 2,045.75 is: 3,068.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.46 : 7,229.61 = 2,045.75 : x
  2. Step 2: Convert to fraction form
    4,819.46/7,229.61 = 2,045.75/x
  3. Step 3: Cross multiply
    4,819.46x = 7,229.61 × 2,045.75
  4. Step 4: Simplify right side
    4,819.46x = 14,789,938.51
  5. Step 5: Solve for x
    x = 14,789,938.51/4,819.46
  6. Step 6: Final answer
    x = 3,068.80

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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.