Home / 9,819.43-14,731.45-3,245.61

Finding the Fourth Proportional to 9,819.43, 14,731.45 and 3,245.61

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Solution

The fourth proportional to 9,819.43, 14,731.45 and 3,245.61 is: 4,869.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,819.43 : 14,731.45 = 3,245.61 : x
  2. Step 2: Convert to fraction form
    9,819.43/14,731.45 = 3,245.61/x
  3. Step 3: Cross multiply
    9,819.43x = 14,731.45 × 3,245.61
  4. Step 4: Simplify right side
    9,819.43x = 47,812,567.85
  5. Step 5: Solve for x
    x = 47,812,567.85/9,819.43
  6. Step 6: Final answer
    x = 4,869.18

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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.