Home / 9,819.23-14,720.11-3,578.06

Finding the Fourth Proportional to 9,819.23, 14,720.11 and 3,578.06

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Solution

The fourth proportional to 9,819.23, 14,720.11 and 3,578.06 is: 5,363.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,819.23 : 14,720.11 = 3,578.06 : x
  2. Step 2: Convert to fraction form
    9,819.23/14,720.11 = 3,578.06/x
  3. Step 3: Cross multiply
    9,819.23x = 14,720.11 × 3,578.06
  4. Step 4: Simplify right side
    9,819.23x = 52,669,464.64
  5. Step 5: Solve for x
    x = 52,669,464.64/9,819.23
  6. Step 6: Final answer
    x = 5,363.91

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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.