Home / 9,819.30-14,726.74-2,799.17

Finding the Fourth Proportional to 9,819.30, 14,726.74 and 2,799.17

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Solution

The fourth proportional to 9,819.30, 14,726.74 and 2,799.17 is: 4,198.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,819.30 : 14,726.74 = 2,799.17 : x
  2. Step 2: Convert to fraction form
    9,819.30/14,726.74 = 2,799.17/x
  3. Step 3: Cross multiply
    9,819.30x = 14,726.74 × 2,799.17
  4. Step 4: Simplify right side
    9,819.30x = 41,222,648.81
  5. Step 5: Solve for x
    x = 41,222,648.81/9,819.30
  6. Step 6: Final answer
    x = 4,198.12

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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.