Home / 6,818.88-10,223.13-3,529.89

Finding the Fourth Proportional to 6,818.88, 10,223.13 and 3,529.89

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Solution

The fourth proportional to 6,818.88, 10,223.13 and 3,529.89 is: 5,292.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,818.88 : 10,223.13 = 3,529.89 : x
  2. Step 2: Convert to fraction form
    6,818.88/10,223.13 = 3,529.89/x
  3. Step 3: Cross multiply
    6,818.88x = 10,223.13 × 3,529.89
  4. Step 4: Simplify right side
    6,818.88x = 36,086,524.36
  5. Step 5: Solve for x
    x = 36,086,524.36/6,818.88
  6. Step 6: Final answer
    x = 5,292.15

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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.