Home / 9,363.06-14,044.55-3,121.88

Finding the Fourth Proportional to 9,363.06, 14,044.55 and 3,121.88

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Solution

The fourth proportional to 9,363.06, 14,044.55 and 3,121.88 is: 4,682.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,363.06 : 14,044.55 = 3,121.88 : x
  2. Step 2: Convert to fraction form
    9,363.06/14,044.55 = 3,121.88/x
  3. Step 3: Cross multiply
    9,363.06x = 14,044.55 × 3,121.88
  4. Step 4: Simplify right side
    9,363.06x = 43,845,313.92
  5. Step 5: Solve for x
    x = 43,845,313.92/9,363.06
  6. Step 6: Final answer
    x = 4,682.80

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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.