Home / 9,819.14-14,731.20-2,893.64

Finding the Fourth Proportional to 9,819.14, 14,731.20 and 2,893.64

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Solution

The fourth proportional to 9,819.14, 14,731.20 and 2,893.64 is: 4,341.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,819.14 : 14,731.20 = 2,893.64 : x
  2. Step 2: Convert to fraction form
    9,819.14/14,731.20 = 2,893.64/x
  3. Step 3: Cross multiply
    9,819.14x = 14,731.20 × 2,893.64
  4. Step 4: Simplify right side
    9,819.14x = 42,626,789.57
  5. Step 5: Solve for x
    x = 42,626,789.57/9,819.14
  6. Step 6: Final answer
    x = 4,341.19

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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.