Home / 9,839.04-14,757.60-2,818.80

Finding the Fourth Proportional to 9,839.04, 14,757.60 and 2,818.80

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Solution

The fourth proportional to 9,839.04, 14,757.60 and 2,818.80 is: 4,227.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,839.04 : 14,757.60 = 2,818.80 : x
  2. Step 2: Convert to fraction form
    9,839.04/14,757.60 = 2,818.80/x
  3. Step 3: Cross multiply
    9,839.04x = 14,757.60 × 2,818.80
  4. Step 4: Simplify right side
    9,839.04x = 41,598,722.88
  5. Step 5: Solve for x
    x = 41,598,722.88/9,839.04
  6. Step 6: Final answer
    x = 4,227.92

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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.