Home / 9,821.75-14,733.11-2,802.80

Finding the Fourth Proportional to 9,821.75, 14,733.11 and 2,802.80

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Solution

The fourth proportional to 9,821.75, 14,733.11 and 2,802.80 is: 4,204.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,821.75 : 14,733.11 = 2,802.80 : x
  2. Step 2: Convert to fraction form
    9,821.75/14,733.11 = 2,802.80/x
  3. Step 3: Cross multiply
    9,821.75x = 14,733.11 × 2,802.80
  4. Step 4: Simplify right side
    9,821.75x = 41,293,979.38
  5. Step 5: Solve for x
    x = 41,293,979.38/9,821.75
  6. Step 6: Final answer
    x = 4,204.34

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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.